Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 182 · 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.The price of a school bag changes from ₹1940 to ₹2037. By what percent did it go up?
2. 2.Kabir cycles to his school at 20 km/h and comes back by the same road at 12 km/h. What is his average speed for the whole trip (in km/h)?
3. 3.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
4. 4.In how many years will ₹900 earn ₹405 as simple interest at 15% per year?
5. 5.What is the difference between the compound interest and the simple interest on ₹17600 at 5% per year for 2 years (in ₹)?
6. 6.Isha works three times as fast as Rahul. Together they finish a job in 4 days. How many days would Rahul take alone?
7. 7.In 22 years, Arjun will be twice as old as Arjun was 6 years ago. How old is Arjun now?
8. 8.A car runs for 2 hours at 58 km/h and then for 2 hours at 20 km/h. What is its average speed for the whole journey (in km/h)?
9. 9.In how many years will ₹19600 earn ₹784 as simple interest at 2% per year?
10. 10.What is the difference between the compound interest and the simple interest on ₹23000 at 10% per year for 2 years (in ₹)?
11. 11.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
12. 12.A bicycle bought for ₹1900 is sold at a loss of 15%. What is the selling price (in ₹)?
13. 13.The price of a school bag changes from ₹2080 to ₹2288. By what percent did it go up?
14. 14.Saanvi is 7 years older than Meera. In 3 years, the sum of their ages will be 37. How old is Meera now?
15. 15.A town has 60 people. Its population grows by 5%. How many people live there now?
16. 16.Priya’s father is four times as old as Priya. The sum of their ages is 75 years. How old is Priya?
17. 17.A bicycle is marked at ₹640. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
18. 18.A watch is marked at ₹1300. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
19. 19.By selling a table fan for ₹920, a shopkeeper makes a loss of 50%. What did the table fan cost the shopkeeper (in ₹)?
20. 20.A watch bought for ₹1240 is sold at a loss of 20%. What is the selling price (in ₹)?
21. 21.Change 36 km/h into metres per second.
22. 22.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
23. 23.A shop sells an average of 57 kg of sugar a day for 3 days, and then 29 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
24. 24.Change 72 km/h into metres per second.
25. 25.Rohan’s father is five times as old as Rohan. The sum of their ages is 48 years. How old is the father?
26. 26.A shopkeeper buys a cricket bat for ₹300 and sells it for ₹210. Find the loss percent.
27. 27.A shop sells an average of 68 kg of sugar a day for 3 days, and then 33 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
28. 28.Kavya can finish a job in 9 days and Ishaan in 27 days. Kavya works alone for 6 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
29. 29.How many minutes does a car take to go 21 km at 60 km/h?
30. 30.Find the compound interest on ₹17600 at 5% per year for 2 years, added every year (in ₹).
31. 31.After a 20% discount, a pressure cooker costs ₹3728. What was its marked price (in ₹)?
32. 32.Kabir cycles to his school at 72 km/h and comes back by the same road at 36 km/h. What is his average speed for the whole trip (in km/h)?
33. 33.After a 40% discount, a pressure cooker costs ₹156. What was its marked price (in ₹)?
34. 34.Find the compound interest on ₹5600 at 5% per year for 2 years, added every year (in ₹).
35. 35.Find the amount when ₹34000 is invested at 5% per year compound interest for 2 years (in ₹).
36. 36.2 years ago, Zoya’s mother was twice as old as Zoya. The mother is 20 years old now. How old is Zoya now?
37. 37.Find the amount when ₹10800 is invested at 5% per year compound interest for 2 years (in ₹).
38. 38.A shopkeeper buys a school bag for ₹1400 and sells it for ₹2100. Find the profit percent.
39. 39.By selling a table fan for ₹722, a shopkeeper makes a loss of 5%. What did the table fan cost the shopkeeper (in ₹)?
40. 40.Zoya’s father is twice as old as Zoya. The sum of their ages is 30 years. How old is the father?

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