Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 945 · 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.Diya puts ₹19800 in a bank at 13% simple interest per year. How much will she have after 1 year (in ₹)?
2. 2.In 30 years, Manav will be three times as old as Manav was 2 years ago. How old is Manav now?
3. 3.A car runs for 1 hour at 68 km/h and then for 1 hour at 62 km/h. What is its average speed for the whole journey (in km/h)?
4. 4.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
5. 5.A shopkeeper buys a table fan for ₹1400 and sells it for ₹1120. Find the loss percent.
6. 6.A water tank holds 3720 litres. 5% of the water is used. How many litres are left?
7. 7.By selling a study lamp for ₹57, a shopkeeper makes a loss of 5%. What did the study lamp cost the shopkeeper (in ₹)?
8. 8.Find the simple interest on ₹14100 at 9% per year for 3 years (in ₹).
9. 9.What is the difference between the compound interest and the simple interest on ₹46000 at 5% per year for 2 years (in ₹)?
10. 10.In how many years will ₹8500 earn ₹1020 as simple interest at 12% per year?
11. 11.The price of a school bag changes from ₹1600 to ₹2000. By what percent did it go up?
12. 12.A pressure cooker bought for ₹480 is sold at a profit of 10%. What is the selling price (in ₹)?
13. 13.In 15 years, Isha will be twice as old as Isha was 2 years ago. How old is Isha now?
14. 14.By selling a pair of shoes for ₹2910, a shopkeeper makes a profit of 50%. What did the pair of shoes cost the shopkeeper (in ₹)?
15. 15.A pair of shoes is marked at ₹2140. The shop gives a 15% discount. How much do you pay (in ₹)?
16. 16.By selling a bicycle for ₹816, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
17. 17.A bus runs at 57 km/h. How far does it go in 20 minutes (in km)?
18. 18.A table fan is marked at ₹1480. The shop gives a 40% discount. How much do you pay (in ₹)?
19. 19.The average of 7 numbers is 32. When one more number is added, the average becomes 38. What number was added?
20. 20.A water tank holds 880 litres. 20% of the water is used. How many litres are left?
21. 21.In how many years will ₹18500 earn ₹1480 as simple interest at 8% per year?
22. 22.A shopkeeper buys a pressure cooker for ₹780 and sells it for ₹585. Find the loss percent.
23. 23.Aarav’s batting average after 14 innings is 35 runs. How many runs must Aarav score in the next innings to raise the average to 36?
24. 24.Find the amount when ₹46875 is invested at 4% per year compound interest for 3 years (in ₹).
25. 25.What is the difference between the compound interest and the simple interest on ₹10000 at 4% per year for 2 years (in ₹)?
26. 26.Rahul can finish a job in 18 days and Priya in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.After a 10% discount, a pressure cooker costs ₹162. What was its marked price (in ₹)?
28. 28.A bicycle bought for ₹1780 is sold at a loss of 15%. What is the selling price (in ₹)?
29. 29.Tara’s batting average after 6 innings is 37 runs. How many runs must Tara score in the next innings to raise the average to 42?
30. 30.Nisha can finish a job in 10 days and Karan in 25 days. Nisha works alone for 4 days and then stops. Karan finishes the rest. How many days does Karan take?
31. 31.By selling a school bag for ₹400, a shopkeeper makes a profit of 25%. What did the school bag cost the shopkeeper (in ₹)?
32. 32.A car runs for 1 hour at 47 km/h and then for 4 hours at 37 km/h. What is its average speed for the whole journey (in km/h)?
33. 33.Find the simple interest on ₹16700 at 3% per year for 1 year (in ₹).
34. 34.How many minutes does a car take to go 117 km at 39 km/h?
35. 35.Kavya can finish a job in 13 days and Kabir in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
36. 36.Find the compound interest on ₹23750 at 4% per year for 2 years, added every year (in ₹).
37. 37.A price comes down by 10% and then comes down by 30% more. By what percent has it come down in all? =
38. 38.The average weight of 10 children is 46 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
39. 39.In 10 years, Kabir will be three times as old as Kabir was 2 years ago. How old is Kabir now?
40. 40.A bus runs at 26 km/h. How far does it go in 90 minutes (in km)?

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