Quantitative Aptitude Test Worksheet

Quantitative aptitude lesson 30: Final aptitude test · Set 436 · 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.What is 25% of 388?
2. 2.Karan takes 54 seconds and Kavya 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?
3. 3.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
4. 4.Find the HCF of 10 and 16.
5. 5.Find the third proportional to 6 and 18 (that is, 6 : 18 = 18 : ?).
6. 6.After a 15% discount, a school bag costs ₹3723. What was its marked price (in ₹)?
7. 7.A 21-litre mix has milk and water in the ratio 2 : 1. How many litres of water must be added to make the ratio 2 : 3?
8. 8.6/8 − 5/12 =
9. 9.What is 1/5 of 90 km?
10. 10.10% of a number is 34. What is the number?
11. 11.A table fan is marked at ₹1840. The shop gives a 5% discount. How much do you pay (in ₹)?
12. 12.A tap fills a tank in 14 hours. A leak at the bottom empties the full tank in 21 hours. With both open, how many hours does the tank take to fill?
13. 13.The sum of two numbers is 115 and their difference is 53. What is the smaller number?
14. 14.A rectangle has an area of 108 sq cm and a length of 18 cm. What is its perimeter (in cm)?
15. 15.Rice at ₹30 per kg is mixed with rice at ₹54 per kg to make a mix worth ₹48 per kg. How many kg of the cheaper rice must be mixed with 21 kg of the dearer rice?
16. 16.4/8 + 1/2 =
17. 17.A jug has 40 litres of a drink that is 40% mango juice. 10 litres of pure mango juice are added. What percent of the drink is mango juice now?
18. 18.(2 + 6) × 2 − 8 =
19. 19.Pipe A fills a tank in 4 hours and pipe B fills it in 12 hours. How many hours do both pipes take together?
20. 20.A hall floor is 360 cm long and 300 cm wide. It is covered with the largest square tiles that fit exactly. How many tiles are needed?
21. 21.Books sold by a shop
    Mon: 100
    Tue: 150
    Wed: 75
    Thu: 50
    Fri: 125
    How many books are there in all?
22. 22.Find the third proportional to 5 and 20 (that is, 5 : 20 = 20 : ?).
23. 23.After a 30% discount, a bicycle costs ₹392. What was its marked price (in ₹)?
24. 24.Tara can finish a job in 30 days and Isha in 20 days. Tara works alone for 12 days and then stops. Isha finishes the rest. How many days does Isha take?
25. 25.Rohan and Diya together finish a job in 10 days. Rohan alone takes 20 days. How many days would Diya take alone?
26. 26.Which is closest to 403 × 20? (Round each number first.) (a) 800 (b) 80000 (c) 16000 (d) 8000
27. 27.Three temple bells ring every 8, 10 and 15 minutes. They ring together at 9:00 am. After how many minutes will they next ring together?
28. 28.4 × (14 − 7) + 36 ÷ 6 =
29. 29.Find the area of a circle of radius 21 cm (take π = 22/7; answer in sq cm).
30. 30.A box is 4 cm long, 5 cm wide and 4 cm high. What is its volume (in cubic cm)?
31. 31.A bus runs at 52 km/h. How far does it go in 30 minutes (in km)?
32. 32.Pipes A and B together fill a tank in 9 hours. Pipe A alone fills it in 12 hours. How many hours does pipe B alone take?
33. 33.A hostel has enough food for 2 students for 10 days. How many days will the same food last for 4 students?
34. 34.Find the amount when ₹36200 is invested at 10% per year compound interest for 2 years (in ₹).
35. 35.What is the difference between the compound interest and the simple interest on ₹24400 at 20% per year for 2 years (in ₹)?
36. 36.What is the difference between the compound interest and the simple interest on ₹45000 at 4% per year for 2 years (in ₹)?
37. 37.Find the LCM of 9, 10 and 6.
38. 38.3/5 × 1/12 =
39. 39.What is 1/5 of 115 students?
40. 40.Find the HCF of 112 and 70.

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