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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. |
Solve 2 + 4x/3 -7 = 1 |
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Answer» |
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| 2. |
3) Find thezero esthe following polynomials a) 2x+5b)3x^2-12c)4x^2-xd) 3x^2-1 |
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Answer» a)minus5 upon2 |
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| 3. |
(7) If x=1, y=3 is solution of 3x+2y=p then value of p is |
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Answer» p=9 Step-by-step EXPLANATION: x=1,y=3 then 3x1+2x3=p p=3+6 p=9 |
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| 4. |
Po Miscellaneous1. Choose the correct option. (MCQs)(i) Which of the following is a square number?(a) 11(c) 80() 1, 3, 6, , ,(a) 21(b) 20(c) 19(b) 49to 15 is3. In a series of square numbers, find the square number next to :(i) 169(ii) 625numbers :(i) 5 x 5 = 1+ 2+ 3+ 4+ 5+ 4 + 3 + 2 + 16 x 6 = 1 + 2+ 3+ 4+ 5+ 6 +5+4 + 3 + 2 + 1(ii) 81 + 19 = 100100 + 21 = 121121 +23 = 144(ii) In the series of triangular numbers 1, 3, 6, 10, 15, ..., the number2. What smallest number should be added to 123 to make it a square number?4. By observing the following patterns, generate the next three lines of |
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Answer» Answer: Step-by-step explanation: 4*5=20 |
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| 5. |
India has won 25 out of the 175 tests that it has playedoutside the country. If India has playedtwice the numberof tests at home as compared to outside the country, andhas won 60 out of them, find the average tests per winfor India?(a) 5.6. (b) 617 (c.6.25 (d) 5.75 . |
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Answer» Answer: 6.17 Step-by-step EXPLANATION: TEST outside=175 test at HOME= 350 total TESTS= 525 tests per WIN = total tests/total win =525/85 = 6.17 |
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| 7. |
Find median marks 10 studentsin a class given: 21, 26, 17, 18, 7, 14, 23,10, 8, 13.Your answer |
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Answer» Answer: Step-by-step EXPLANATION: Ascending order : 7,8,10,13,14,17,18,21,23,26. n = 10(EVEN). MEDIAN = 1/2 * 5TH term + 6th term. 0.5 * 14+17 0.5*31 = 15.5 MARK ME AS BRAINLIEST!!!! (: |
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| 8. |
R. f of denominator 1/3root 2 -2root 3 |
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Answer»
1/3+√5=1(3-√5) ----------- (3+√5)(3-√5) =2 3-√5/9-5=3-√5/4 is your ANSWER |
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| 9. |
Insert any four rational number between-7 and 1 by 2 |
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Answer» HEY MATE, -7 , 15/4 , 8/3 , 9/5 , 1/2 HOPE IT HELPS |
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| 10. |
After rational sign the denominator of 2/√5 - √3 we get .1. 2√5+ 2√32.√10+√63.√ 5 + √34. √5 - √3 |
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Answer» Step-by-step EXPLANATION: Rationalise the denominator of each of the following (i-vii): (i) 35√ (ii) 325√ (iii) 112√ (IV) 2√5√ (v) 3√+12√ (VI) 2√+5√3 (vii) 32√5√ ANSWER: (i) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get HENCE the given expression is simplified to. (ii) We know that rationalization factor foris. We will multiply numerator and denominator of the given expression by, to get Hence the given expression is simplified to. (iii) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get Hence the given expression is simplified to. (iv) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get Hence the given expression is simplified to. (v) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get Hence the given expression is simplified to. (vi) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get Hence the given expression is simplified to. (vii) We know that rationalization factor for is. We will multiply numerator and denominator of the given expression by, to get
Hence the given expression is simplified to. |
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| 14. |
two cubes each of volume 729cm sq m are joined end to end find the surface area of the resulting cuboid |
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Answer» Answer: answer for the given problem is 810 square CM |
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| 15. |
List 10 rational numbers between -3/11 and 8/11 |
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Answer» Step-by-step EXPLANATION: RATIONAL NUMBER -2/11 , -1/11, 1/11, 2/11, 3/11, 4/11, 5/11, 6/11, 7/11 and 0/11 ples LIKE |
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| 16. |
The term of first 16 term of the AP: 10,6,2,.....is |
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Answer» -50 Step-by-step EXPLANATION: By the formula a+(n-1)d.. Here a=10,n-1=15....n=16... d=a2-a1=6-10=-4 By substituting VALUES u get -50 For confirmation u can use 16th TERM= a +15d 10+15×-4= 10-60=-50 Hope u got it |
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| 17. |
draw a line segment of length 4.8 cm bisect it using ruler and compassses and measure the length of each part |
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Answer» Answer: 1688897 4648494 46494 |
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| 18. |
Find the least number 145 should be multiplied to make a perfect square |
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Answer» Answer: 145 = 29 * 5 As we can see both 5 and 29 are prime numbers. So, to MAKE 145 PERFECT square the least NUMBER with which it should be multiplied is 145. ************** ~ i hope i was able to help you. |
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| 19. |
A driver accelerates his car first at the rate of 4m/s^2 and then at the rate of 8 m/s^2. Calculate the ration of the force exerted by the engines. |
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Answer» Step-by-step EXPLANATION: |
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| 20. |
throw a dice 39 times and note the no. in the following format first time, second time, third time, n time |
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| 21. |
3.7%of x=74 pls make your handwriting clear |
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Answer» Answer: >> 3.7 * x / 100 = 74 >> x = 7400/3.7 >> x = 2000 ************** ~ i hope i was ABLE to HELP you. ~~ Have a great day AHEAD! |
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| 22. |
Represent -6 and +5 on a number line. |
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Answer» Step-by-step EXPLANATION: _______________________ -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 MARK as BRAINLIEST |
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| 24. |
In the given figure, ABC and BDE are two equilateral triangles and D is the midpt of BC. Prove that ar(BFE) = 2ar( FED) |
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| 25. |
In the given figure angle AOC=2X-5 degree ,angle BOC=3X+10 degree. Find the value of x . |
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Answer» Answer: |
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| 27. |
riya purchase three bags of rice weight 120 kg,144 kg and 204 kg .find the maximum value of weight can measure the weight of the rice exact number of times |
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Answer» no idea Step-by-step EXPLANATION: |
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| 28. |
टेन थीटा अपॉन वन माइनस कॉट थीटा प्लस कोस थीटा अपॉन वन माइनस 10 डिग्री कोर्स 2 घंटे तक चीता और चींटी |
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Answer» PLEASE WRITE your question in English because EVERYONE is not understand Hindi |
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| 29. |
If tanA = 1/√3 than find cosA cosC-sinA sinC |
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Answer» If u know the value of C , substitute it in the LAST STEP and get the CORRECT NUMERICAL answer. |
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| 30. |
Approximate value of 2.7×149.93=? |
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Answer» Answer: 404.81 plzz MARK me as BRAINLIEST |
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| 31. |
Number of quadrants of a cartesian plane is |
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Answer» Step-by-step explanation: 1 QUADRANT is (+,+) 2.quadrant is (-,+) 3.quadrant is (-,-) 4.quadrant is (+,-) |
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| 32. |
Find the value of x 2^x÷2^-4=4^5 |
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Answer» Step-by-step explanation: 2^(2x+2) =2^{2(2x-1)} 2^(2x+2)=2^(4x-2) if the BASES are same , POWERS are equal 2x+2=4x-2 4=4x-2x 4=2x 4/2=x x=2 |
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| 33. |
Find 5 rational numbers between 3/7 and 4/13 |
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Answer» Step-by-step EXPLANATION: TAKE LCM of 13 nd 7 which is 91 3/7+4/13 =63/91+ 21/91 RATIONAL NUMBERS 62/91, 61/91, 60/91 , 59/91 , 58/91, 55/91 , 54/91 , 53/91 , 22/91, 24/91 , 43/91 |
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| 34. |
2.514 solve in decimal for |
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Answer» the CORRECT answer is 1257/500 Step-by-step EXPLANATION: = 2.514, REMOVING demical , then, 2514/1000, 1257/500. |
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| 35. |
The probability that a bullet fired from a point will strike the target is 3/4. 5 such bullets are fired simultaneously toward the target from that very point. What is the probability that the target will be strike? |
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Answer» Step-by-step EXPLANATION: Probability of MISSING is When 5 shots are fired, the probability of missing is HENCE probability of hit is =0.99902 |
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| 36. |
3:9::4:? find the missing number |
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Answer» 16 is the answer Step-by-step EXPLANATION: because the SECOND number is the SQUARE of FIRST number 3²= 9 like that 4²=16 hope it's helpful follow me Give me brainliest Tq |
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| 37. |
6 + 3 × 4 ÷ 2 = using bodmas rule |
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Answer» Answer: 6 + 3 x 2 6 + 6 12 That's all mark it as BRAINLIEST hope HELPED u |
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| 38. |
Evaluate sin 60° cos 30° + cos 60° sin 30° |
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Answer» sin30°=1/2 sin60°=√3/2 cos30°=√3/2 cos60°=1/2 now, sin60°cos30°+cos60°sin30° √3/2×√3/2 + 1/2×1/2 3/4 + 1/4 3+1/4 4/4=1 |
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| 39. |
Find the 7th term from the end of an AP : 7, 10, 13, ………. 184. |
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Answer» ★ To calculate NTH term from END, use the FORMULA, nth term from last = L - (n-1)d Here, l = 7 d = 10 - 7 = 3 So, 7th term from last = 184 - (7-1)3 = 184 - 18 = 166 |
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| 40. |
There are 60 students in a class. 3/5 of the total number of students like to study computer. The number of students like computer is |
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Answer» Answer: Step-by-step explanation: 3/5 of 60 = 3/5 ×60 = 3×12 = 36 |
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| 41. |
Factorize 2x^2 + 3x + 1 = 0 |
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Answer» fzzr66gug7g7g7g Step-by-step EXPLANATION: f6c6f7f7 |
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| 42. |
(10)3 multiplied by (10)-4 10square 2 |
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Answer» Answer: 10 Step-by-step EXPLANATION: BASE same than and, 10^-1*10^2 =10^1=10 |
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| 43. |
Plz friends solve my question |
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Answer» C D B B MARK AS BRAINLIEST |
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| 44. |
1,2,5,x+1,x-3,x+4,15,16,19 there median is 11 find the value of x |
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Answer» Step-by-step EXPLANATION: |
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| 45. |
Give an example of constant polynomial |
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Answer» b) -12 In a POLYNOMIAL CONSTANT refers to the NUMBER . In a polynomial variable refers to a alphabet or letter. In these four polynomials, the only polynomial without variable is second ONE so, the option 'b' is right. |
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| 46. |
T square+5t+6............................ |
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Answer» Step-by-step EXPLANATION: t^2+5t+6= t^2 +2T +3t+ 6= t(t+2) +3(t +2)= (t+3)(t+2) |
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| 47. |
EXERCISE 17.11. Add the following:( 6 hours 35 minutes and 4 hours 35 minutes(ii) 11 hours 20 minutes and 10 hours40 minutes2. Add the following:3. Fill in the blanks :(i) 3 days 13 hours + 5 days 2 hours2 days 12 hours + 7 days 20 hours(iii) 5 days 21 hours + 6 days 19 hoursTasks for Formative and Summative Assessments(i) 2 hours 21 minutes 15 seconds and 3 hours 11 minutes 11 seconds(ii) 12 hours 37 minutes 43 seconds and 2 hours 35 minutes 27 seconds(iii) 1 hour 42 minutes 28 seconds and 3 hours 39 minutes 44 seconds |
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Answer» Answer: ii) 12 hours 37 MINUTES 43 seconds and 2 hours 35 minutes 27 seconds |
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| 49. |
8720435 sankyanu viatran |
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Answer» I think it is NAME but why did U GIVE the name in the place of question? |
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| 50. |
Choose the city level pairs of coprime factors are given below in the box and test the divisibility of the following numbers a 56214 by 36please someone else send me the answer I will mark you brainlist |
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Answer» Answer: 56214 is not divisible by 36. the last 3 numbers in 56214 is 214 is not divisible by 36 . so, 56214 is not divisible by 36. okay. it's TRUE and helpful. mark as BRILLIANT and PUT one thanks also bro. please. please. |
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