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. |
Find n whenP (n + 1, 4) =2 P (n, 4) |
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| 2. |
4 Prove thata c4lu |
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Answer» thanks |
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| 3. |
D.LU 1id4. Find ten rational numbers between |
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Answer» take LCM OF 5 AND 2 = 80 |
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| 4. |
2) Joseph's weight is two times the weight of Sumit. Find Sumit's weightweights is 63 kg |
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Answer» Let weight of Sumit = wThen weight of Joseph = 2w Sum of weight = 63w + 2w = 633w = 63w = 63/3 = 21 Weight of Sumit = w = 21 kg |
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| 5. |
(vi) The weight of Prodip and Prokash together is 80 kg. Half of the weight of Prodip is equal to the5part of the weight of Prokash. Determine the weight of Prodip and Prokash seperately |
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| 6. |
4.2. If A B 5:6 and B: C 9: 11, find G) A : C (i) A : B: C.lu |
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| 7. |
Compound inequalitiesYou might need:CalculatorSolve for x.12 +7<-11 AND 5c 82 40Choose 1 answer: |
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| 8. |
FIND:1) RPS2) Solve:23) On a certain sum, the compound interest in two years amounts to Rs 2,256/- if the rates of interest3 markFor successive years are 8% and 10% respectively, find the sum |
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Answer» Let the sum of money be ₹xthen, A = X[ 1+(r/100)][1+(R/100)]=> 2256 = X [1+(8/100)][1+(10/100)]=> 2256 = X *(27/25)(11/10)=> X = (2256*25*10)/(11*27)=> X = ₹ 1898.98 If you find it helpful, please hit the like button thanks |
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| 9. |
Choose the correct option and justify your choice:2 tan 30°l + tan2 30°(A) sin 60 (B)cos 60(C) tan 60°D) sin 30° |
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| 10. |
years if the objective is to inereuse le lu4. The cost price of a machine is 2,50,000. If the rate of depreciation is 10% peryear find the depreciation in price of the machine after two years. |
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Answer» Depreciation per year= 10%Two years= 10*2= 20% Price of the machine after 2 years = 20/100*250000= 50000Hence 250000-50000=200000. Hence price of the machine after two years is 200000 rupees. |
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| 11. |
ishutsorKEECompound inequaSolve for z.8x + 14 2 60 OR450<58Choose 1 answer:23 |
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Answer» thank you |
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| 12. |
[Corporation Bank PO 2006)20. संख्या 24517968 में अंकों के ऐसे कितने जोड़े हैं जिनके प्रत्येक अंकोंके बीच संख्या में उतने ही अंक हैं जितने कि उन्हें आरोही क्रम मेंसजाने पर होंगे ?(1) कोई नहीं (2) एक(3) दो।(4) तीन(5) तीन से अधिक |
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Answer» apsiton is 5 right three se adhik |
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| 13. |
Corporation Bank PO 2000)0. संख्या 24517968 में अंकों के ऐसे कितने जोड़े हैं जिनके प्रत्येक अंकोंके बीच संख्या में उतने ही अंक हैं जितने कि उन्हें आरोही क्रम मेंसजाने पर होंगे ?(1) कोई नहीं (2) एक(3) दो ।(4) तीन(5) तीन से अधिक |
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Answer» 24517968+12=2451798ans-five number |
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| 14. |
28.When 1/7 of a number is subtracted fromthe number itself, it gives the same valueas the sum of all the angles of a triangle.What is the number?(a) 224 (b) 210 (C) 140 (d) 350(e) 187[Bank PO 2010] |
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| 15. |
ilon6やよa/b/care inAP |
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| 16. |
what is open curve |
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Answer» An open curve is a curve where the beginning and end points are different. |
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| 17. |
।।(4)आंकड़े 50, 41, 43, 44, 42, 20,60,64 एवं 30 के लिए परिसरक्या है ? |
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Answer» Range = (30,60)hogi 64-2044 is the right answer range= Higher degree -lower degreehigher degree=64lower degree=20so range =64-20=44 Answer 44 is the correct answer 44 is, right answer As we know ,Range = Highest Value - Lowest Value Range = 64 - 20Range = 44 Like if Helpful |
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| 18. |
SINGLE CORRECT CHOICE:1. The suface area of a cube is 1734cm2 then its side is1) 18cm2) 17cm3) 15cm4) 16cm |
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Answer» Surface area of cube is 6 × side² 6 × side² = 1734 side² = 1734/6 = 289 side = √(289) = 17 cm (2) option Find the area of triangles given below. |
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| 19. |
- Convert the followinginto mixed fractions.a) 13b) |
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Answer» ConvertingImproperFractionstoMixed Fractions Toconvertan improperfractionto amixed fraction,followthese steps: Divide the numerator by the denominator. Write down the whole number answer. Then write down any remainder above the denominator. ConvertingImproperFractionstoMixed Fractions Toconvertan improperfractionto amixed fraction,followthese steps: Divide the numerator by the denominator. Write down the whole number answer. Then write down any remainder above the denominator........ The solution of13/2=6.5 answer 6.5 is correct answer. 6.5is correct answer🔰🔰🔰🔰🔰🔰🔰 6.5 is correct answer 13/2 _6___ 2)13 -12 ______ 0113/2 = 6&1/2 is the answer. |
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| 20. |
(A) 500(B) 200(C) 300(D)Bank PO-2007(A)42, 33 (B) 43, 34 (C) 41, 32 (D) 39, 30 |
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| 21. |
Apply the division algorithm to find the quotient and remainder on dividing p(x) bv g(x)whereP(x) x2x3 +3x2-x+ 5 and g(x) x -3. |
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| 22. |
24. (i) Write the cofactor of a , in the determinant 61-30554-7 |
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Answer» 6,1. 4,-7is correct |
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| 23. |
\begin{array} { l } { \text { Add the following mixed fractions. Write your answer } } \\ { 1 \frac { 3 } { 11 } , 2 \frac { 5 } { 11 } \quad \text { b. } 1 \frac { 2 } { 3 } , 2 \frac { 3 } { 4 } } \end{array} \text { c. } 3 \frac { 3 } { 4 } , 6 \frac { 2 } { 3 } |
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Answer» 1 3/11 = 15/11 2 5/11 = 27/11 15/11+27/11 = 42/11 = 3 9/11 1 2/3 = 5/3 2 3/4 = 11/4 5/3+11/4=(20+33)/12=53/12 = 4 5/12 3 3/4 = 15/4 6 2/3 = 20/3 15/4+20/3=(45+80)/12=125/12 = 10 5/12 |
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| 24. |
ORA binary operation on the set A [a * bWrite the operation table for a * b in A.Show that zero is the identity for this operation * and each element 'a' +0 of the set is0, 1, 2, 3, 4, 5 is defined asa +b, if a +b<6a +b-6, if a +b26invertible with 6- a, being the inverse of 'a'. |
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| 25. |
the mean and median of given frequency distribution |
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| 26. |
xI.COS44sm(4 x).sin(íX | . Siny= sin(x + y) |
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| 27. |
Due to increase in salary ofAjit Singh by 12 % new25760. Find his previous salary2 |
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Answer» Let previous salary be x So, according to question x + 12% of x = 25760 x + 12x/100 = 25760 x + 3x/25 = 25760 28x/25 = 25760 x = (25760 × 25)/28 x = 23000 So, previous salary is 23000 |
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| 28. |
The graphs of yand c.ase bx + care given in fi, uire. Identify the signs of a, b-b D2a,4ax' |
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Answer» As it opening downward a is less than zeroso a is having negative signso as the curve is touching the x axis in the first quadrentas in first quadrent both x and y are of positive signso b and c will be of of positive sign also, thexco-ordinate i.e.(−b/2a)of the vertex is in first quadrant, which meansxis positive, so the sign ofbis positive andy=cand at x=0 and y is positive, so the sign ofcis positive do u think x and y are in first quadrant As it's touching it we can see Please like the solution 👍 ✔️ if it helped you I am still confused..... anyway.. Ask what you want to ask I am sorry for my confusion.... thank u soo much for the help |
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| 29. |
2. Due to increase in salary of Ajit Singh by 12 % new s25760. Find his previous salary |
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Answer» Please like the solution 👍 ✔️ Let the first salary be x.A.T.Qincrease in salary=25760=x+12x/100=25760100x + 12x = 2576000112x=2576000x=23000 |
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| 30. |
A rectangular sheet of acrylic is 34 cm by 24 cm. From it, 64 circular buttons, each ofdiameter 3.5 cm, have been cut out. Find the area of the remaining sheet |
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| 31. |
MN16x A (ALMN) . If QR-20 then find.4.Î LMN ~ Î POR, 9 x A (AFOR)R1 sm If a side of the smaller |
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Answer» 9* area of triangle PQR = 16 * area of triangle LMN Area of triangle PQR / area of triangle LMN = 16/9 ⇒ Area scale factor = 16/9 Linear scale factor =√ (16/9) = 4/3 Side QR corresponds to side = 3/4 x 20 = 15 |
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| 32. |
4. x & लिंए हल करें:-. 1 Lsin (sm cos lx) =1O Al s |
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Answer» sin(sin⁻¹1/5+cos⁻¹x)=1 sin⁻¹1/5+cos⁻¹x=sin⁻¹1 But sinπ/2=1 ⇒sin⁻¹1=π/2So, sin⁻¹1/5+cos⁻¹x=π/2--------Equation 1 In inverse trigonometry sin⁻¹t+cos⁻¹t=π/2 So, equation 1 follows the above identity So, sin⁻¹ 1/5+cos⁻¹x=π/2 Therefore value of x will be 1/5. |
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| 33. |
जा ऊुरपज जज < a =3 4 SM—_-—:& = पु |
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Answer» {5(y+6)+4(y-3)}/20=(5y-4)/8 8{5y+30+4y-12}=20(5y-4) 8{9y+18}=100y-80 72y+144=100y-80 144+80=100y-72y 224=28y y=8 |
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| 34. |
1 2 3 4 5 6Write the set 2 4he set-builder forma in the given set has the numerator |
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| 35. |
2. If the set A has 3 elements and the set B-(3, 4,5) then find the number of elements inA x B. |
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| 36. |
(iu)If for a frequency distribution, mode = 135.76 and mean = 137.05 find the median |
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Answer» We know,3 Median = Mode + 2 Mean Thus,Median = 1/3(135.76 + 2*137. 05)= 1/3(135.76 + 274.1)= 1/3(409.86)= 136.62 Therefore,Median = 136.62 136.62 is correct👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍 |
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| 37. |
2[ fx x (¢ + y?) dx dy5 |
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Answer» thanks |
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| 38. |
2. Due to increase in salary of Ajit Singh by 12 % new salary becomes Rs25760.Find his previous salary. |
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| 39. |
lasIf a, ß are the reuves of the 2n-Sat 7, then findthe polynomials whose zeewes are 25+ 38, 32+28. |
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Answer» 2x^2-5x+7 let p,q be zerosp+q= 5/2pq= 7/2sum of given zeros 2p+3q+3p+2q= 5p+5q= 5(p+q)= 5(-5/2)= -25/2product of zeros(2p+3q)(3p+2q)6p^2+4pq+9pq+6q^26(p^2+q^2)+13pq6{(p+q)^2-2pq} +13pq6{25/4-2×7/2)+13(7/2)6{25-28/4}+91/23(-3)/2+91/2-9+91/2= 82/2=41polynomial =x^2-x(sum of zeros)+product of zerosx^2-x(-25/2)+412x^2+25x+82 2x+25x+82is correct answer |
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| 40. |
2. Due to increase in salary ofAjit Singh by 12 % new salary becomes!25760. Find his previous salary3. Manieet m |
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Answer» Let the first salary be x.A.T.Qincrease in salary=25760=x+12x/100=25760100x + 12x = 2576000112x=2576000x=23000 hit like if you find it useful |
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| 41. |
Construct a parallelogram MURE Wiut uuill,A new salary is Rs 1.54.000, find his original salary.man got 10% increase in his salary. Ifhissts a shadow of 10 metres. Find the height of a tree that cast |
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Answer» Let the original salary be ₹100Therefore new salary i•e 10% increase = 100+10=₹110New salary is ₹110 when original salary =₹100New salary is ₹1 when original salary =100/110New salary is 154000 when original salary =100/110×154000=140000original salary is 140000 |
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| 42. |
14.If fx) =x sm X, .. S Continuous at x = 0,k , x=0then the value of k = |
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Answer» thanks |
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| 43. |
If fx)2-3x+4, then find the value ofsatisfying fx)-f(2x+1). |
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| 44. |
SET VSU3. There is 32-L of water in a container. Howmany bottles of L capacity can be filledfrom the container? |
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Answer» 291/9*5/3=485/9=58 8/9 bottles 291/9*5/3=485/9=53 8/9 bottles |
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| 45. |
An observer 1.5 m tall is 28.5 m away from a chimney. The angle of elevation of tbe top of thechimney from her eyes is 45 What is the height of the chimney?LiulIu uuhare 4ARC ~APOR , Prove |
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Answer» thanks bro |
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| 46. |
a quadratic polynomials whose zeroes are -3 and 4 is |
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Answer» Sum of zeroes= 1 Product of Zeroes= -12 Therefore, the quadratic polynomial i.e x²- (sum of zeroes)x+(product of zeroes) = x² - (1)x + (-12)= x² - x -12 (x+3)(x-4)=x^2-x-12hence it is the solution yy ty |
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| 47. |
Find the Polynomials whose zeroes are alpha=1 / 2 \text { and } \beta=1 / 3 |
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| 48. |
tank.s of zeroes of the quadratic polynomial fx) 2 -8x + k is 40, find thethe quadratic polyno15. If the sum of the squaresvalue of k.Or |
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Answer» Like my answer if you find it useful! |
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| 49. |
2. Due to increase in salary of Ajit Singh by 12 % new salary becomes Rs5760. Find his previous salary |
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| 50. |
Applydivisionalgorithmto check if x)x23x +2 is a factor of thepolynomial fx) = x4-2x3-x + 2. |
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