Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 363 · 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.A price goes up by 5% and then goes up by 10% more. By what percent has it gone up in all? =
2. 2.The price of a school bag changes from ₹120 to ₹132. By what percent did it go up?
3. 3.Find the compound interest on ₹14080 at 25% per year for 3 years, added every year (in ₹).
4. 4.A shopkeeper buys a watch for ₹1220 and sells it for ₹1342. Find the profit percent.
5. 5.By selling a study lamp for ₹1840, a shopkeeper makes a profit of 15%. What did the study lamp cost the shopkeeper (in ₹)?
6. 6.Ananya can finish a job in 16 days and Ishaan in 20 days. What fraction of the job do they finish if they work together for 1 day? =
7. 7.Change 25 m/s into km/h.
8. 8.In 6 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
9. 9.A car runs for 1 hour at 45 km/h and then for 1 hour at 49 km/h. What is its average speed for the whole journey (in km/h)?
10. 10.Vivaan’s batting average after 6 innings is 31 runs. How many runs must Vivaan score in the next innings to raise the average to 34?
11. 11.Find the simple interest on ₹6500 at 2% per year for 5 years (in ₹).
12. 12.A school bag is marked at ₹240. The shop gives a 5% discount. How much do you pay (in ₹)?
13. 13.The simple interest on ₹10300 for 3 years is ₹618. What is the rate of interest (% per year)?
14. 14.What sum of money earns ₹275 simple interest in 5 years at 11% per year (in ₹)?
15. 15.Find the simple interest on ₹14100 at 14% per year for 1 year (in ₹).
16. 16.A bicycle is marked at ₹648. The shop takes 50% off, and then a further 25% off the new price. How much do you pay (in ₹)?
17. 17.Find the amount when ₹31900 is invested at 10% per year compound interest for 2 years (in ₹).
18. 18.Rahul is 7 years older than Sneha. In 8 years, the sum of their ages will be 53. How old is Sneha now?
19. 19.Saanvi’s batting average after 13 innings is 23 runs. How many runs must Saanvi score in the next innings to raise the average to 27?
20. 20.A bus runs at 36 km/h. How far does it go in 20 minutes (in km)?
21. 21.Kabir cycles to his school at 90 km/h and comes back by the same road at 10 km/h. What is his average speed for the whole trip (in km/h)?
22. 22.A shopkeeper buys a pair of shoes for ₹900 and sells it for ₹990. Find the profit percent.
23. 23.Find the compound interest on ₹40000 at 5% per year for 3 years, added every year (in ₹).
24. 24.A shop sells 2620 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
25. 25.What sum of money earns ₹1590 simple interest in 3 years at 5% per year (in ₹)?
26. 26.By selling a school bag for ₹770, a shopkeeper makes a loss of 30%. What did the school bag cost the shopkeeper (in ₹)?
27. 27.Marks of 5 friends in a quiz: 89, 85, 90, 71, 50. What is their average mark?
28. 28.A watch is marked at ₹4440. The shop gives a 20% discount. How much do you pay (in ₹)?
29. 29.2 years ago, Karan’s mother was twice as old as Karan. The mother is 8 years old now. How old is Karan now?
30. 30.Pooja is 4 years older than Kavya. In 8 years, the sum of their ages will be 36. How old is Kavya now?
31. 31.After a 20% discount, a pair of shoes costs ₹2224. What was its marked price (in ₹)?
32. 32.Find the amount when ₹15000 is invested at 4% per year compound interest for 2 years (in ₹).
33. 33.What is the difference between the compound interest and the simple interest on ₹20800 at 25% per year for 2 years (in ₹)?
34. 34.Tara is 6 years older than Dev. In 4 years, the sum of their ages will be 58. How old is Dev now?
35. 35.The price of a school bag changes from ₹2660 to ₹1862. By what percent did it come down?
36. 36.In how many years will ₹3500 earn ₹140 as simple interest at 4% per year?
37. 37.Find the simple interest on ₹11200 at 8% per year for 1 year (in ₹).
38. 38.2 years ago, Tara’s mother was twice as old as Tara. The mother is 18 years old now. How old is Tara now?
39. 39.A shop sells 3100 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
40. 40.Rohan and Tara together finish a job in 2 days. Rohan alone takes 4 days. How many days would Tara take alone?

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