Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 646 · 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.After a 15% discount, a cricket bat costs ₹4046. What was its marked price (in ₹)?
2. 2.A school bag bought for ₹980 is sold at a loss of 5%. What is the selling price (in ₹)?
3. 3.A shopkeeper buys a table fan for ₹1660 and sells it for ₹2324. Find the profit percent.
4. 4.By selling a watch for ₹600, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
5. 5.What is the difference between the compound interest and the simple interest on ₹10000 at 12% per year for 2 years (in ₹)?
6. 6.7 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 15 years old now. How old is Ishaan now?
7. 7.What is the difference between the compound interest and the simple interest on ₹38000 at 15% per year for 2 years (in ₹)?
8. 8.A watch marked at ₹4340 is sold for ₹3472. What is the discount percent?
9. 9.Diya can finish a job in 8 days and Sneha in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.Aarav is 10 years older than Rahul. In 4 years, the sum of their ages will be 28. How old is Rahul now?
11. 11.What is the difference between the compound interest and the simple interest on ₹50000 at 12% per year for 2 years (in ₹)?
12. 12.Find the simple interest on ₹2900 at 14% per year for 3 years (in ₹).
13. 13.The price of a school bag changes from ₹1480 to ₹1554. By what percent did it go up?
14. 14.By selling a bicycle for ₹1725, a shopkeeper makes a profit of 15%. What did the bicycle cost the shopkeeper (in ₹)?
15. 15.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
16. 16.Pooja can finish a job in 8 days and Diya in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
17. 17.A cricket bat bought for ₹1380 is sold at a profit of 15%. What is the selling price (in ₹)?
18. 18.A car runs for 1 hour at 31 km/h and then for 4 hours at 66 km/h. What is its average speed for the whole journey (in km/h)?
19. 19.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
20. 20.The average weight of 6 children is 27 kg. One child, who weighs 32 kg, leaves the group. What is the new average weight (in kg)?
21. 21.What sum of money earns ₹2850 simple interest in 1 year at 15% per year (in ₹)?
22. 22.A water tank holds 880 litres. 30% of the water is used. How many litres are left?
23. 23.After a 5% discount, a bicycle costs ₹3021. What was its marked price (in ₹)?
24. 24.Diya puts ₹18900 in a bank at 14% simple interest per year. How much will she have after 1 year (in ₹)?
25. 25.Find the compound interest on ₹47008 at 25% per year for 2 years, added every year (in ₹).
26. 26.7 years ago, Zoya’s mother was three times as old as Zoya. The mother is 31 years old now. How old is Zoya now?
27. 27.Find the compound interest on ₹9375 at 12% per year for 2 years, added every year (in ₹).
28. 28.A water tank holds 4040 litres. 40% of the water is used. How many litres are left?
29. 29.In how many years will ₹4200 earn ₹1134 as simple interest at 9% per year?
30. 30.In how many years will ₹11000 earn ₹880 as simple interest at 8% per year?
31. 31.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
32. 32.A shopkeeper buys a pair of shoes for ₹1800 and sells it for ₹1260. Find the loss percent.
33. 33.The price of a bicycle is ₹3740. It goes up by 50%. What is the new price (in ₹)?
34. 34.Find the amount when ₹48000 is invested at 5% per year compound interest for 3 years (in ₹).
35. 35.Find the amount when ₹34000 is invested at 5% per year compound interest for 2 years (in ₹).
36. 36.Find the amount when ₹28096 is invested at 25% per year compound interest for 3 years (in ₹).
37. 37.A water tank holds 1160 litres. 40% of the water is used. How many litres are left?
38. 38.Find the compound interest on ₹11616 at 25% per year for 2 years, added every year (in ₹).
39. 39.Find the amount when ₹14000 is invested at 15% per year compound interest for 2 years (in ₹).
40. 40.A shopkeeper buys a table fan for ₹1100 and sells it for ₹1155. Find the profit percent.

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