Quantitative Aptitude Test Worksheet

Quantitative aptitude lesson 30: Final aptitude test · Set 141 · 40 questions

The method (Type, method, check): Name the type of question. Write the formula or method from that lesson and work step by step. Check units and size, and put the answer back into the question.

1. 1.7 years ago, Dev’s mother was three times as old as Dev. The mother is 31 years old now. How old is Dev now?
2. 2.Which is closest to 302 + 397 + 805? (a) 1700 (b) 1400 (c) 1600 (d) 1500
3. 3.A watch is marked at ₹120. The shop gives a 10% discount. How much do you pay (in ₹)?
4. 4.A bicycle is marked at ₹440. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
5. 5.Which is closest to 897 + 499 + 598? (a) 2000 (b) 1900 (c) 2200 (d) 2100
6. 6.(2 + 10) × 6 − 5 =
7. 7.Two tanks hold 75 litres and 200 litres of milk. What is the biggest can (in litres) that can empty both tanks exactly, with no milk left over?
8. 8.A study lamp marked at ₹1700 is sold for ₹1020. What is the discount percent?
9. 9.Trees planted by each class
   Class 6: 125
   Class 7: 50
   Class 8: 150
   Class 9: 100
   Class 10: 75
   The number for Class 10 is what percent of the total?
10. 10.The sum of 4 consecutive numbers is 90. What is the smallest of them?
11. 11.Mangoes sold by a fruit seller
    Mon: 20
    Tue: 15
    Wed: 25
    Thu: 20
    Fri: 20
    What is the difference between the highest and the lowest number of mangoes?
12. 12.Three temple bells ring every 10, 9 and 5 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
13. 13.By selling a school bag for ₹1430, a shopkeeper makes a profit of 10%. What did the school bag cost the shopkeeper (in ₹)?
14. 14.Find the third proportional to 7 and 35 (that is, 7 : 35 = 35 : ?).
15. 15.How many cubes of edge 2 cm fit exactly in a box that is 4 cm × 8 cm × 10 cm?
16. 16.Find the area of a circle of radius 14 cm (take π = 22/7; answer in sq cm).
17. 17.Three temple bells ring every 6, 8 and 30 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
18. 18.Visitors to a science museum
    Jan: 20
    Feb: 15
    Mar: 30
    Apr: 10
    May: 25
    How many visitors are there in all?
19. 19.By selling a pressure cooker for ₹231, a shopkeeper makes a profit of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
20. 20.Meera’s father is twice as old as Meera. The sum of their ages is 24 years. How old is Meera?
21. 21.Farhan can finish a job in 7 days and Sneha in 21 days. Farhan works alone for 2 days and then stops. Sneha finishes the rest. How many days does Sneha take?
22. 22.A train 250 m long runs at 90 km/h. How many seconds does it take to cross a platform 400 m long?
23. 23.Isha takes 90 seconds and Kavya takes 54 seconds to run once round a track. They start together from the start line. After how many seconds will they first be at the start line together again?
24. 24.I think of a number, multiply it by 8 and then take away 17. The answer is 71. What is my number?
25. 25.A shopkeeper buys a school bag for ₹1200 and sells it for ₹1020. Find the loss percent.
26. 26.Rahul’s father is twice as old as Rahul. The sum of their ages is 39 years. How old is the father?
27. 27.Ananya takes 50 seconds and Manav takes 30 seconds to run once round a track. They start together from the start line. After how many seconds will they first be at the start line together again?
28. 28.A car goes 85 km on 5 litres of petrol. How far can it go on 28 litres (in km)?
29. 29.37 + 2 × 4 − 21 =
30. 30.A triangle has a base of 30 cm and a height of 22 cm. What is its area (in sq cm)?
31. 31.Pipe A fills a tank in 4 hours and pipe B fills it in 12 hours. How many hours do both pipes take together?
32. 32.4/9 + 2/10 =
33. 33.Which is closest to 1409 ÷ 19? (a) 140 (b) 35 (c) 700 (d) 70
34. 34.Rahul’s father is four times as old as Rahul. The sum of their ages is 65 years. How old is the father?
35. 35.Rice at ₹71 per kg is mixed with rice at ₹116 per kg to make a mix worth ₹96 per kg. How many kg of the cheaper rice must be mixed with 20 kg of the dearer rice?
36. 36.Pipes A and B together fill a tank in 2 hours. Pipe A alone fills it in 4 hours. How many hours does pipe B alone take?
37. 37.The ratio of boys to girls in a class is 6 : 7. There are 24 boys. How many girls are there?
38. 38.By selling a watch for ₹1748, a shopkeeper makes a loss of 5%. What did the watch cost the shopkeeper (in ₹)?
39. 39.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
40. 40.Dev’s batting average after 5 innings is 40 runs. How many runs must Dev score in the next innings to raise the average to 44?

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