Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 553 · 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.Kabir cycles to his school at 78 km/h and comes back by the same road at 39 km/h. What is his average speed for the whole trip (in km/h)?
2. 2.What is the difference between the compound interest and the simple interest on ₹12500 at 4% per year for 2 years (in ₹)?
3. 3.Kabir cycles to his school at 30 km/h and comes back by the same road at 45 km/h. What is his average speed for the whole trip (in km/h)?
4. 4.How many minutes does a car take to go 65 km at 30 km/h?
5. 5.Diya is 8 years older than Pooja. In 9 years, the sum of their ages will be 84. How old is Pooja now?
6. 6.A pressure cooker is marked at ₹1580. The shop gives a 20% discount. How much do you pay (in ₹)?
7. 7.Find the simple interest on ₹17800 at 12% per year for 5 years (in ₹).
8. 8.In how many years will ₹2300 earn ₹276 as simple interest at 3% per year?
9. 9.In 7 years, Manav will be twice as old as Manav was 5 years ago. How old is Manav now?
10. 10.The price of a school bag changes from ₹4700 to ₹2350. By what percent did it come down?
11. 11.Tara can finish a job in 30 days and Kavya in 5 days. Tara works alone for 6 days and then stops. Kavya finishes the rest. How many days does Kavya take?
12. 12.A pressure cooker bought for ₹1160 is sold at a profit of 40%. What is the selling price (in ₹)?
13. 13.A water tank holds 960 litres. 5% of the water is used. How many litres are left?
14. 14.A shop sells 1740 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
15. 15.Find the amount when ₹30000 is invested at 20% per year compound interest for 3 years (in ₹).
16. 16.Find the compound interest on ₹29968 at 25% per year for 2 years, added every year (in ₹).
17. 17.Change 20 m/s into km/h.
18. 18.A town has 3560 people. Its population grows by 50%. How many people live there now?
19. 19.Marks of 5 friends in a quiz: 38, 33, 23, 24, 32. What is their average mark?
20. 20.By selling a study lamp for ₹850, a shopkeeper makes a loss of 15%. What did the study lamp cost the shopkeeper (in ₹)?
21. 21.The price of a school bag changes from ₹2620 to ₹2882. By what percent did it go up?
22. 22.Change 5 m/s into km/h.
23. 23.A bus runs at 87 km/h. How far does it go in 20 minutes (in km)?
24. 24.A water tank holds 4700 litres. 10% of the water is used. How many litres are left?
25. 25.A shop sells 1520 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
26. 26.Find the simple interest on ₹5300 at 4% per year for 1 year (in ₹).
27. 27.After a 40% discount, a watch costs ₹864. What was its marked price (in ₹)?
28. 28.In how many years will ₹3800 earn ₹912 as simple interest at 6% per year?
29. 29.A water tank holds 680 litres. 15% of the water is used. How many litres are left?
30. 30.A car runs for 1 hour at 50 km/h and then for 1 hour at 30 km/h. What is its average speed for the whole journey (in km/h)?
31. 31.A shop sells an average of 30 kg of sugar a day for 4 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
32. 32.Find the simple interest on ₹5300 at 3% per year for 5 years (in ₹).
33. 33.Marks of 5 friends in a quiz: 23, 25, 33, 30, 34. What is their average mark?
34. 34.Find the amount when ₹38592 is invested at 25% per year compound interest for 3 years (in ₹).
35. 35.Diya puts ₹6800 in a bank at 5% simple interest per year. How much will she have after 1 year (in ₹)?
36. 36.A pressure cooker bought for ₹1700 is sold at a loss of 10%. What is the selling price (in ₹)?
37. 37.A watch marked at ₹2260 is sold for ₹1582. What is the discount percent?
38. 38.A shopkeeper buys a watch for ₹1200 and sells it for ₹1320. Find the profit percent.
39. 39.Find the compound interest on ₹800 at 15% per year for 2 years, added every year (in ₹).
40. 40.A water tank holds 300 litres. 15% of the water is used. How many litres are left?

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