Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 530 · 40 questions

The method (Find the 100%): Name the topic and write its formula. For percent questions, decide which value is the 100%. Check units (₹, km/h, days) and whether the answer is sensible.

1. 1.Pooja is 5 years older than Tara. In 2 years, the sum of their ages will be 65. How old is Tara now?
2. 2.A town has 3020 people. Its population grows by 5%. How many people live there now?
3. 3.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
4. 4.Isha is 5 years older than Meera. In 4 years, the sum of their ages will be 49. How old is Meera now?
5. 5.A water tank holds 2700 litres. 10% of the water is used. How many litres are left?
6. 6.What is the difference between the compound interest and the simple interest on ₹32400 at 15% per year for 2 years (in ₹)?
7. 7.By selling a pressure cooker for ₹864, a shopkeeper makes a profit of 20%. What did the pressure cooker cost the shopkeeper (in ₹)?
8. 8.What is the difference between the compound interest and the simple interest on ₹32500 at 8% per year for 2 years (in ₹)?
9. 9.A shopkeeper buys a watch for ₹1620 and sells it for ₹1863. Find the profit percent.
10. 10.By selling a cricket bat for ₹817, a shopkeeper makes a loss of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
11. 11.Find the amount when ₹37120 is invested at 25% per year compound interest for 2 years (in ₹).
12. 12.Kabir’s batting average after 12 innings is 37 runs. How many runs must Kabir score in the next innings to raise the average to 41?
13. 13.The average of 9 numbers is 55. When one more number is added, the average becomes 56. What number was added?
14. 14.In how many years will ₹18100 earn ₹9050 as simple interest at 10% per year?
15. 15.A school bag marked at ₹3460 is sold for ₹2595. What is the discount percent?
16. 16.By selling a cricket bat for ₹728, a shopkeeper makes a profit of 30%. What did the cricket bat cost the shopkeeper (in ₹)?
17. 17.A pressure cooker marked at ₹820 is sold for ₹574. What is the discount percent?
18. 18.Nisha’s father is five times as old as Nisha. The sum of their ages is 84 years. How old is the father?
19. 19.A town has 300 people. Its population grows by 40%. How many people live there now?
20. 20.What is the difference between the compound interest and the simple interest on ₹22500 at 8% per year for 2 years (in ₹)?
21. 21.How many minutes does a car take to go 14 km at 35 km/h?
22. 22.A shopkeeper buys a watch for ₹1620 and sells it for ₹972. Find the loss percent.
23. 23.Change 20 m/s into km/h.
24. 24.A shopkeeper buys a table fan for ₹440 and sells it for ₹528. Find the profit percent.
25. 25.Ishaan works three times as fast as Kavya. Together they finish a job in 9 days. How many days would Kavya take alone?
26. 26.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
27. 27.Find the simple interest on ₹18500 at 5% per year for 3 years (in ₹).
28. 28.A shop sells 2940 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
29. 29.The price of a school bag changes from ₹2580 to ₹2967. By what percent did it go up?
30. 30.A cricket bat is marked at ₹2800. The shop gives a 50% discount. How much do you pay (in ₹)?
31. 31.In how many years will ₹4500 earn ₹1800 as simple interest at 10% per year?
32. 32.A car runs for 2 hours at 48 km/h and then for 3 hours at 63 km/h. What is its average speed for the whole journey (in km/h)?
33. 33.Farhan can finish a job in 7 days and Tara in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.What is the difference between the compound interest and the simple interest on ₹30000 at 8% per year for 2 years (in ₹)?
35. 35.The average weight of 10 children is 32 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
36. 36.A watch is marked at ₹900. The shop gives a 10% discount. How much do you pay (in ₹)?
37. 37.A water tank holds 880 litres. 40% of the water is used. How many litres are left?
38. 38.By selling a study lamp for ₹2400, a shopkeeper makes a profit of 50%. What did the study lamp cost the shopkeeper (in ₹)?
39. 39.Meera can finish a job in 19 days and Ishaan in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
40. 40.What sum of money earns ₹3900 simple interest in 4 years at 13% per year (in ₹)?

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