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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. |
A box contains oranges and bananas. If the ratio of the number oforanges to bananas is 3 :5 and the number of oranges is 21, findthe number of bananas. |
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Answer» 35 answer. 3x=21 so x =7 and now bananas 7x so 7*5=35 |
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| 2. |
In the following APs, find the missing terms in the boxe( 13, 8 3(un) 5(iv)-4(v)38,-22 |
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| 3. |
In class 2-9 class size is(0)2 (b)5 (c)11 (d) 7 |
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Answer» class size = 9 - 2 = 7 |
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| 4. |
Write class size and class limits of the following:47,52, 57, 62,67,72,77 |
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Answer» The class size is 5 because the difference between successive elements is 5. Class limits: 44.5-49.5, 49.5-54.5, 54.5-59.5, 59.5-64.5, 64.5-69.5, 69.5-74.5, 74.5-79.5 Please hit the like button if this helped you |
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| 5. |
. 18. Find the roots of x2-4x-8 0 by the method of[Board Term-2, 2015)completing square. |
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Answer» Like if you find it useful |
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| 6. |
The class marks of distribution are6, 10, 14, 18, 22, 26,30Find the class size and the class interval. |
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| 7. |
22. Find the arithmetic mean of the followingClass Interval 10-25 25-40 40-55 55-70 70-85 85 100Number of students | 2 | 3 | 7 6 6 6 |
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Answer» CI. f. x. xf10-25. 2. 17.5. 35.025-40. 3. 32.5. 97.540-55. 7. 47.5. 332.555-70. 6. 62.5. 375.070-85. 6. 77.5. 465.085-100. 6. 92.5. 463.0 summation of xf =1768summation of f = 30mean = 1768/30=58.9 |
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| 8. |
nalaist2. Name the polygon. Write whether it is regularor not regular.4. Todd begins piano practice at 4:15 P.M. andberactice |
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Answer» This is a Octagon . It is irregular it's a octagon and it's irregular. |
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| 9. |
delective.Q3. The King, queen and jack of clubs are removed from a deck of 52playing cards. The remaining cards are well shuffled and one card is drawnat random from it. Find the probability of getting the selected card is(i) Hearts(ii). A King(iii). Clubs |
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| 10. |
18. A railway carriage can seat 5 each side. Thenumber of ways a party of 4 girls and 6 boyscan seat themselves so that the girls mayalways have the corner seats is1) 17,430 2) 17,431 ă3) 17,280 4) 17,281 |
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| 11. |
D)Find the class-mark of the class 0.0 - 0.5 |
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| 12. |
3)If class mark is 10 and class width is 6 then find the class. |
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| 13. |
2. At a ticket+ a ticket counter 35 people are standing in a row. Mohit is 15th from ticketcounter. What is his position from the end? |
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Answer» His position will be 20 at the row of ticket counter. his position will be 21st from the back of the row his position will be 20 at the row of ticket counter |
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| 14. |
In 40 - 50 class mark is |
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Answer» class mark is equal to lower class + upper class_________________________ 2 =40+50/2=90/2=45 class mark is 45 lower clas+ upper clasa/2=40+50/2=90/2=45 |
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| 15. |
Example 6: A shopkeeper purchased 200 bulbs for 10 each. However 5 bulbswere fused and had to be thrown away. The remaining were sold at t 12 each. Find thegain or loss %. " |
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Answer» Like if you find it useful |
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| 16. |
1.Find the mean of your sleeping hours during one week. |
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Answer» Lets say that i sleep for 9 hours everyday and 10 hours on Sunday and Saturday 9,9,9,9,9,10,10=65. Now to calculate the mean it would be 65/7 because there are 7 pieces of data in total. 65/7=9.28 |
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| 17. |
1. Multiple inverse of S will be- |
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Answer» Multiple inverse of 5 is 1/5 because 5*(1/5)=1 |
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| 18. |
A shopkeeper purchased 200 bulbs for Rs 10 each. However, 5 bulbs were fused and had to be thrown away.The remaining were sold at 12 each. Find the gain or loss per cent. |
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Answer» 1 2 3 |
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| 19. |
Every number is a multiple of 1 |
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Answer» yes because take any integer it is divisible by 1. |
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| 20. |
n (n + 1) (n + 5) is a multiple of 3. |
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| 21. |
The following table gives the figures of normalweight of a baby during first 5 months of life.Estimate the weight of a baby at the age of 4months.8.Age of MonthsWeight釘R2810 |
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Answer» there is a linear increase in weight0-51-62-73-84-95-10 |
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| 22. |
Example 6: A shopkeeper purchased 200 bulbs for 10 each. However 5 bulbswere fused and had to be thrown away. The remaining were sold at ? 12 each. Find thegain or loss %. |
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Answer» Shopkeeper purchased 200 bulbs for 10 RS. each. Therefore, 200×10=20005bulbs were fused,that were thrown.Hence,shopkeeper now has only 195 bulbs. He sold each for RS 12.Therefore, 195×12=2340.Profit =SP-CP =2340-2000 =340.Hence,the shopkeeper had a profit of RS 340. |
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| 23. |
n in + 1) (n +5) is a multiple of 3. |
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| 24. |
57. For the given shapes, which oneof the following statements is notcorrect?(1) Two of them are rectangles.(2) All are parallelograms.(3) One of them is not aparallelogram(4) Two of them are rhombuses |
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Answer» The second and third figures are rectangles. So, first option correct.All figures have parallel opposite sides. So second is correct as well.3rd is the incorrect option. |
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| 25. |
TERCENTAGEFind out 60% of Rs. 360.• Kaf491 |
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Answer» your answer is 216 when you are taking 60 divide by 100 and multiply by it by 360 you will get your answer |
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| 26. |
Divide360 between Kunal and Mohit in the ratio 7 : 8. |
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| 27. |
In the adjoining figure, AL and CM areperpendiculars to the diagonal BD of algmABCD. Prove that |
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| 28. |
B) Salve any one of the following sub questions. |
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Answer» a/ B = 7/5; a/ B = 7x/5x; a + b/b = 7x + 5x/5x= = 12x/5x = 12/5; |
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| 29. |
B) Solve any two of the following sub-questions.i) Find the value of 'm' for the following determinant.3 m185 -4 |
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| 30. |
Solve the following equations by sub-stitution methodĂŹ) 2x-7y = 3 ii) 4x + y = 21 |
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Answer» 2x - 7y = 3.....(1) 4x + y = 21y = 21 - 4x.....(2) Put the value of y from eq(2) in eq(1) 2x - 7(21-4x) = 32x - 147 + 28x = 330x = 150x = 5 Put value of x in eq(2)y = 21 - 2*5y = 21 - 10y = 11 Value of x = 5, y = 11 Thanks for the answer |
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| 31. |
In the first 10 overs of a cricket game, the run rate was only3.2. What should be the run rate in the remaining 40 overs toreach the target of 282 runs?1.A. 6.25B. 6.5C. 6.75D. 7 |
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Answer» For the 1st 10 overs the score will be 10*3.2=32so the remaining score is 282-32=250remaining overs = 40so the run rate 250/40=6.25ans is 6.25 |
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| 32. |
shopkeeper purchased a cassette player for 2,000 and a radio for 750. He sells thecassette player at a profit of 20% and the radio at a loss of 5%. Find his total loss or gain.A |
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| 33. |
In the first 15 overs of a cricket game, the run rate was 3.2.What should be the run rate for the remaining 40 overs to reachthe target of 300 runs? |
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| 34. |
ă˝teay your mother, sister, wife &daughterSAVE THE GIRL CHILD |
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Answer» let the number be x and x+1then x+x+1=87;2x+1=87;2x=86;x=43so the numbers are 43 and 44 |
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| 35. |
B)BADADIJE FOBC) algm ABCD).13. bitthe adjointing20. In thefirec tandri |
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Answer» Constructions: DrawEOF||ABandGOH||AD.Proof:EOF||ABandDAcuts them.∴∆OABand parallelogramEABFbeing on the same base and between the same parallelsABandEF, we have:ar(∆OAB) =1/2ar(parallelogramEABF) ...(i)Similarly, ar(∆OCD) =1/2ar(parallelogramEFCD) ...(ii)On adding (i) and (ii), we get:ar(∆OAB) +ar(∆OCD) =1/2⨯ar(parallelogramEABF) +1/2ar(parallelogramEFCD)⇒ ar(∆OAB) +ar(∆OCD) =1/2⨯ ar(parallelogramABCD) (ii) ∴∆OADand parallelogramAHGDbeing on the same base and between the same parallelsADandGH, we have: ar(∆OAD) =1/2ar(parallelogramAHGD) ...(iii) Similarly, ar(∆OBC) =1/2ar(parallelogramBCGH) ...(iv)On adding (iii) and (iv), we get: ar(∆OAD) +ar(∆OBC) =1/2⨯ar(parallelogramAHGD) +1/2ar(parallelogramBCGH)⇒ ar(∆OAD) +ar(∆OBC)=1/2⨯ar(parallelogramABCD) |
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| 36. |
10Aman borrows from Amrit6000 at 6% interest compounded annually. Find(i) The difference between S.I. and C.I. at the end of 3rd year.(ii) Amount Aman pays to Amrit After 3 years. |
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Answer» thks |
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| 37. |
km in 2 hours. Find the distance20.Aman ran a distance of 12Aman can run in two hours.21. Rajesh solved 10 problems of a book in 225minutes. Find the time taken toto solve 4 such problems.Page 2 of 4 |
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Answer» 16 kilometres aman can cover in two hours 21. 90 min to solve 4 problems 20. 16 kilometres aman can cover in two hour 21. 90 min to solve 4 problem is the correct answer |
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| 38. |
On selling an article for144 a man loses 10%. At what price should he setl it to gain 10% |
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Answer» hit like if you find it useful |
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| 39. |
| 20. Jai Narayan sells two radio sets for2288 eachOn one he gains 10% and on the other he loses10%. Find his gain or loss per cent ? |
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Answer» He will be having a loss of (10*10)/100 %= 1 percentage loss If profit percentage and loss percentage are equal, put P=L => %loss = p2/100 |
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| 40. |
20. Jai Narayan sells two radio sets for2288 each.On one he gains 10% and on the other he loses10% . Find his gain or loss per cent ? |
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Answer» Gain on one radio = 10/100 * 2288= ₹ 228.8Loss on other radio = 10/100 * 2288= ₹ 228.8Total cost price = 2288*2 = ₹ 4576. Total selling price = 2288+228.8+2288-228.8= ₹ 4576Total gain or loss = ₹ 0.Gain or loss percent = 0% Please hit the like button if this helped you. |
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| 41. |
Mudit sells two old computers for 2575 each. On one, he gains 10% and on the other he loses10% , Find his gain or loss percentage in the whole transaction. |
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| 42. |
.In the first 10 overs of a cricket gamethe run rate was 3/2. what shouldtbthe run rate in the remaining 40oversto reach the target of 280 runs |
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Answer» first 10 overs run rate is 3.2 so total score 3.2×10 = 32 target is 280 so remaining runs are 280 - 32 = 248 so run rate should be in remaining overs 248/40 = 6.2 |
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| 43. |
What fraction of a day is 8 hoursWhat fraction of an hour is 40 mmade of vegetable and one of jArya agreed to share his sandw |
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| 44. |
pouawing.productmix bit |
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Answer» 16/-21*14/5=16*2/-3*5=32/-15 16/-21*14/516/-3*2/532/-15 16/_21*14/516*2/_3*532/-15 The right answer is,= 16/-21 * 14/5= 16/-3 * 2/5= 32/-15[ (*) means multiply ] |
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| 45. |
14. Amphibians among plant belong to- |
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Answer» Amphibians are those organisms which live on both land and in water. Bryophytes are called amphibians of the plantkingdombecause these plants though live in soil but they need water for sexual reproduction. |
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| 46. |
4.Every mix fractions are greater than 1. True or false? |
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Answer» True. Every mix fraction is greater than 1 because mix fraction are made from improper fraction in which numerator is greater than demoninator |
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| 47. |
10. What rate gives 280 as interest on a sum of 56,000 in 2 years? |
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| 48. |
o p.a.10.What rate gives280 as interest on a sum of56,000 in 2 years? |
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| 49. |
6. Explain how animals in Vertebrata are classified into furthersubgroups. |
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Answer» Vertebrates are further classified according to several criteria like exoskeleton, respiratory organs, method of giving birth, number of chambers in heart, mode of living etc. They are further classified into classes Pisces, Amphibia, Reptilia, Aves and Mammals. Pisces include the fishes. |
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| 50. |
6 Arya Abbimmyu and Vivek shared lhunch Arya has brought rwo sandwiches.and one of jam. The other two boys forgot to bring their lunchmade of vegetableArya agreed to share his sandwiches so that cach person will have an oual sharmcach sandwich |
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