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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Activity 1 The sum and difference of some pairs of numbers are given below. Can you find the numbers ? • Sum 12 , difference 8 • Sum 140 , difference 80 • Sum 23 , difference 1 • Sum 20 , difference 11 Activity 2 The price of a book and pen together is 35 rupees. The price of pen is 25 rupees less than that of book. What is the price of each ? |
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Answer» ong>Answer of activity 2 price of PEN is 10 price of BOOK is 25 35 -25=10 35-10= 25 10+25=35 |
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| 2. |
.If(a+b+c)(a-b+c)=a2+b2+c2 show that a,b,care in continued proportion. |
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Answer» ONG>Step-by-step EXPLANATION: To Prove : (a+b+c)(a−b+c)=a 2 +b 2 +c 2
PROOF : a,b,c are in continued proportion. ∴ b a
= c b
=k (let) b=ck a=bk=(ck)k =ck 2
L.H.S. =(ck 2 +ck+c)(ck 2 −ck+c) =c 2 (k 2 +k+1)(k 2 −k+1) =c 2 [(k 2 +1) 2 −(k) 2 ] =c 2 [k 4 +2k 2 +1−k 2 ] =c 2 [k 4 +k 2 +1] R.H.S. =c 2 k 4 +c 2 k 2 +c 2
=c 2 [k 4 +k 2 +1] L.H.S = R.H.S. |
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| 3. |
Prove 2n!/n!=1*3*5....(2n_1)*2n |
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Answer» ong>Step-by-step EXPLANATION: =2 n (1.3.5...(2n−1)) RHS =(1.3.5...(2n−1))2 n
Multiply and DIVIDE by 2.4.6...2n on RHS [1.3.5...(2n−1)]2 n =(1.3.5...(2n−1))2 n × 2.4.6....2n 2.4.6...2n
= 2.4.6....2n [1.3.5...(2n−1)]2 n
= 2.4.6....2n [(2n)(2n−1)....5.4.3.2.1]2 n
= 2.4.6....2n (2n)!2 n
= 2 n (1.2.3..n) (2n)!2 n
= n! (2n)!
= LHS .proved please mark me as brenalist |
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| 4. |
the length of a rectangular field is twice its breadth. Meghna jogged around its 5 times and covered a distance of 3 km. what is the length of the field? |
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Answer» ong>Answer: 200 m Step-by-step EXPLANATION: Dude its very EASY...just follow my steps Let the breadth be 'B' km Hence, length = 2 x b km Now as she is jogging 'around' the field, we will CONSIDER the perimeter not the area, So, Perimeter = 2 x (l + b) km = 2 x (2b + b) km = 6b km now, She jogged 5 times so, 5xperimeter A.T.P. =) 5 x 6b = 3 =) b = 3 / 30 =) b = 0.1 Thus, Breadth = 0.1 km = 100 m Length = 2 x 0.1 km = 200 m Hope it helps you buddy.... And don't forget to mark it as BRAINLIEST of you like it... |
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| 6. |
Solve the formula for the indicated variable. P = a + 3b + 2c, for aView Answer |
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Answer» ONG>Step-by-step EXPLANATION: Here, the given EXPRESSION is P = a + 3 b + 2 c . We have to FIND the value a . ∴ P = a + 3 b + 2 c a = P − 3 b − 2 c Therefore, a = P − 3 b − 2 c . |
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| 7. |
There is a path of width 6m along the outer boundary of a rectangular crop field of length 130m and breath 120m. Find the area of the path |
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Answer» ong>Answer: mark my ans as brainliest |
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| 8. |
PLEASE ANSWER THIS QUESTION BHAIA,,DIDI,, PLEASE HELP..STUCK IN THIS.. |
| Answer» SE FOLLOW me and BRAIN LIST ANSWER to | |
| 9. |
: Draw rough diagrams of two angles such that they havea) One point in commonb) One ray in common |
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Answer» ong>Answer: a) ANGLE AOB and angle POQ have just one POINT in common. The common point is O. b) angle AOB and angle BOC have common in ray OB. |
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| 10. |
15) If AB = 10 units, AC = 7 units, BC = 2 points 3 units then which of the following iscorrect?O A) A-B-CO B) C-B-AOC) A-C-BOD) Point A, B, C are non collinear. |
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Answer» ong>ANSWER: gkgkgkggkgk hai jaq Step-by-step EXPLANATION: ho jata H to explore the POSSIBILITY to this post REQUIRES a |
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| 11. |
Solve 4x+y=34;x+4y=16 |
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| 12. |
(c) The length of rectangle is 4 units less than thrice its breadth. If the breadth is y units. Find the rule of perimeter of rectangle. |
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Answer» ONG>Answer: 2(4y-4) Step-by-step explanation: 2 (l+b) 2 (3y-4+y) 2(4y-4) |
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| 13. |
State the test by which the triangle in given pair are congruent can you help me |
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Answer» ONG>ANSWER: fytdyjrdyjrdvhgfyufutftukfvutfvjgfvgjvhgfjkjzckjhuuhfgs Step-by-step EXPLANATION: dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd ghfgcgcftujtfyufutfutkdutkdutj |
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| 14. |
Solve 2x +3y =12 ; x-y =1 |
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Answer» ONG>Answer: X = 3, Y = 2 Step-by-step explanation: Q. 2X + 3Y = 12 X - Y = 1 Soln :- LET, 2X + 3Y = 12 ............(1) X - Y = 1 ....................(2) Multiply by 1 in equation (1) and by 3 in equation (2) and (1)+(2) Now,
2X + 3Y = 12 ............(1) X1 X - Y = 1 ....................(2)X3 or, 2X + 3Y = 12 3X - 3Y = 3 by Addition, 5X = 15 or, X = 15÷5 or, X = 3 Now, Put the Value of X in equation (2) so, X - Y = 1 ..............(2) or, 3 - Y = 1 or, - Y = 1 - 3 or, -Y = - 2 So, Y = 2 Ans. X = 3 Y = 2. Hope You UNDERSTAND. |
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| 15. |
Find the no of 5 cm wooden cubes that can be cut from another wooden cubes whose edge is 22cm pls give the answer according to t this questionpls |
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Answer» ong>Answer: FIND the no of 5 CM wooden cubes that can be cut from another wooden cubes whose edge is 22cm pls give the answer according to t this question plsfind the no of 5 cm wooden cubes that can be cut from another wooden cubes whose edge is 22cm pls give the answer according to t this question plsfind the no of 5 cm wooden cubes that can be cut from another wooden cubes whose edge is 22cm pls give the answer according to t this question plsहभझड़. &ँधबबलखयकययकरकरखधब़ |
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| 16. |
A cone has a base of r= 3 cm,l= 5 cm find its height |
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Answer» t height (l)^2 = RADIUS (r)^2+height (H)^2 5^2= 3^2 + h^2 25=9+h^2 25-9=h^2 16 =h^2 √16=h h=4PLEASE FOLLOW me |
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| 17. |
A Finished a work in 5days and B finished same work in 13 days and AandB join finished same work and get rs. 1300 .what amount get A |
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Answer» ONG>Answer: A...5days B...13 days A and B....1300 so 1300÷5=2600 so A will GET ₹2600 |
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| 18. |
A jet traveles 430 miles in 5 hourse . at thise speed how far could the jet fly in 10 hourse |
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Answer» ong>ANSWER: a jet TRAVELES 430 miles in 5 hourse . at thise speed how FAR could the jet fly in 10 hourse |
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| 19. |
Divide (x cube minus 8) by( x minus 2) what is the quotient |
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Answer» ong>ANSWER: |
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| 20. |
26. Which is not the equivalentfraction of 1/2 ?O 2/4O 3/6O 3/8O 5/10 |
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Answer» er is 2/4 i hope it HELPFUL.... THANKS.... |
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| 21. |
4. The value of the product of two improper fractions ismore than each of the twofractions true or false |
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Answer» ong>Answer: Step-by-step EXPLANATION: It is false because when you multiply two improper fractions the product that COMES can be greater if it can't be converted in its lowest form. |
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| 22. |
For x=0 find the value of the polynomial p(x)=2 {x}^{2 } - 3x +5 |
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Answer» ONG>Answer: 5 Step-by-step EXPLANATION: p(x) = 2x² - 3x + 5 p(0) = 2(0)² - 3(0) + 5 p(0) = 0 - 0 + 5 = 5 |
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| 23. |
a farmer buys 3 cows ,2 goats and 4 hens from a man who has 4 cows ,3 goats and 8 hens ,how many choices does the farmer have?? |
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Answer» ong>Answer: if the u by r reader if you y ujala Step-by-step EXPLANATION: |
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| 24. |
300men have provisions for40 days .If 60 men left for how long will the same provisins last? |
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Answer» ong>Answer: 300 men have provision for= 40 days 1 men will have provision for=40*300 240 men will have he provision for= 12000/240 =50 days answer |
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| 25. |
0.2] Solve the following. a) 86b) 711] Find the square of the following numbers2] Find the measure of each exterior angle of regular polygon 9 sides.3] Write two properties of each:a) Parallelogram4) Find the cube of following numbers: a) 355] Find square root of 6400 by prime factorization method.6] Find the cube root of 17576 through estimation.71 Find the cube root of 91125 through prime factorization method.8) Find the ratio of following: a) 30m to 30 km9] Convert the following ratios to percentages: a) 3:4b) 2:3b) 5 paise to Rs 25 |
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Answer» ONG>ANSWER: fdhrbdbditi OK jtnrnrbfnfnfnrnrnrtmtnymytntm5ky.g.g.gagmymtntjj |
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| 26. |
Write two rational number which are equivalent to 2/5 |
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Answer» ONG>Answer: Two rational NUMBER which are equivalent to 2/5 are - 4/10 and 6/15 Hope it HELPS you. Please mark it as brainliest. |
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| 27. |
A large pizza has toppings of capsicum and onion. In total there are 25 pieces of both on the pizza. If there are 4 times as many as onion pieces as capsicum pieces, how many pieces of each vegetable are there on the pizza? Note: plz dont use algebra |
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Answer» ONG>Answer: 5 Step-by-step explanation: Here is your answer |
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| 28. |
A card is drawn from a well shuffled deck of 52 cards.Find the Probability of getting a king or a queen. 2/5226/522/131/13 |
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Answer» ong>Answer: 2/13 Step-by-step explanation: TOTAL no. of cards is 52 total no. of kings and QUEENS is 8 probability is 8/52 which is EQUAL to 2/13 |
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| 29. |
SimplifyC:65(it 1145 |
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Answer» ONG>ANSWER: yes Step-by-step EXPLANATION: ,.....m. .......... |
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| 30. |
Iv.a x + 2b + c = 0 is a lquation |
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Answer» ong>Step-by-step EXPLANATION: jzjhxf!#;3-*)[¥÷(;"7"?_-#))#+"(₹#;"8"? |
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| 31. |
Find the angle measure x in the given figure |
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Answer» ONG>ANSWER: where is the figure mate pls mark it as brainliest and FOLLOW me |
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| 32. |
Write the decimal form of 7 upon 4 |
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Answer» ONG>Answer: 7/4= 1.75 Step-by-step EXPLANATION: |
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| 33. |
The sum of threeFind these mettiples.thisse consecutive periples og1777 |
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Answer» ong>Answer: Sum of 3 CONSECUTIVE MULTIPLES of 7 is 777 Let the consecutive MULTIPLE of 7 be 7n,(7n+7), (7n+14) ⇒ 7n+(7n+7)+(7n+14)=777 ⇒ 21n+21=777 ⇒ 21n=756 ⇒n=36 So No in 252, 259, 266 |
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| 34. |
PLEASE ANSWER THIS QUESTION BHAIA,,DIDI,, PLEASE HELP..STUCK IN THIS.. MORE ANSWER MORE POINTSPLEASE HELP I HAVE TO COMPLETE MY FAIR COPY |
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Answer» ONG>ANSWER: oooooooookkkkkkkkkkkkk |
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| 35. |
Write an arithematic progression whose first term is a and common difference is d a=10 d=5 |
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Answer» ONG>Answer: 10 - 5 = 5 I hope it helps you |
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| 36. |
X/7+9=11, find the x. 1. 14 2. 73. 28 4. 35 |
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Answer» ong>Answer: |
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| 37. |
PROBLEMS A stretched wire oflength 0.6m is observed to vibrate with a frequency of 30Hzthe fundamental mode. If the string has a linear mass of0.05 kg m find 20(a) the velocity of propagation of transverse waves in the string(b) the tension in the string. |
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Answer» ONG>Step-by-step EXPLANATION: yuhr5kkoppllkjyo on jllk JOB |
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| 38. |
Which of the following is not equivalent to the 7/-8pls give me answer immegetly |
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Answer» ong>ANSWER: If we multiply 7/8 by 2 on both sides it will give 14/16
where it is not possible to GET 0 i hope it helps you pls mark my ANSWERS as brainliest and THANKS my answer Step-by-step explanation: |
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| 39. |
3ac+2bc+3ad+2bd factorise |
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Answer» ONG>Answer: 3ac+2bc+3ad+2bd 3ac+3ad+2bc+2bd 3a(c+d)+2B(c+d) (c+d)(3a+2b) |
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| 40. |
Pls select the correct |
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Answer» ONG>Step-by-step EXPLANATION: ,√3....... your ANSWER ....... |
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| 41. |
. In the given figure, line RP || line MS and line DK is their transversal. ∠DHP = 85°. Find the measure of ∠PHG. 1 pointCaptionless Image(C) 75°(B) 85°(D) 80°(A) 95° |
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Answer» ONG>ANSWER: d is the CORRECT answer |
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| 42. |
) If M={1, 3, 5). N={2, 4, 6), then M intersection N=? |
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Answer» ong>Step-by-step EXPLANATION: M intersection N NOTHING(because M intersection N=the COMMON set of M and N) |
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| 43. |
In the consitution of America is based on the principle2 equality of |
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Answer» Step-by-step EXPLANATION: |
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| 44. |
Hey frnds, pls help meq. factorize the expression |
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Answer» ONG>ANSWER: because –4ab + ( a+b ) = –8ab |
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| 45. |
Express-71/250 as decimal |
Answer» ONG>Answer:0.284Step-by-step explanation: 71/250
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| 46. |
Find the other two sides of the triangle |
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Answer» ong>ANSWER: Isosceles and Equipment Triangle ok Step-by-step explanation: Please LIKE and Follow me and MARK as BRAINLIEST ok |
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| 47. |
5.divide the first polynomial by the second polynomial and find the remainder using the Remainder theorem (x2-7x+9);(x+1) |
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Answer» ong>Answer: because ( x2–7x+9 ) ; ( X+ 1 ) = ( 14x ) ; ( 1X )
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| 48. |
The pair of coterminal angles is * 225°,820°.800° ,-280°.130° ,270°.90° ,110°. |
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Answer» er is 90° 110° PLS follow me.... thanks.... |
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| 49. |
Factorise 3ac+2bc+3ad+2bd |
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Answer» ONG>Step-by-step explanation: 3ac+3ad+2bc+2bd 3a(c+d) +2B(c+d) (3a+2b)(c+d) |
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| 50. |
Represent ✓5 on number line |
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Answer» ong>Answer: Draw number line as shown in the FIGURE. Let the point O represent 0(zero) and point A REPRESENTS 2. Draw perpendicular AX at A on the number line and cut-off arc AB=1unit. We have OA=2 UNITS and AB=1unit Using pythagoras theorem, we have, OB 2 =OA 2 +AB 2
OB 2 =(2) 2 +1 2 =5 OB= 5
Taking O as the centre and OB= 5
as radius draw an arc cutting REAL line at C. Clearly, OC=OB= 5 plz mark me as brainliest
. Hence, C represents 5
on the number line. |
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