Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 486 · 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 30% and then goes up by 20% more. By what percent has it gone up in all? =
2. 2.By selling a watch for ₹825, a shopkeeper makes a profit of 25%. What did the watch cost the shopkeeper (in ₹)?
3. 3.A water tank holds 1160 litres. 30% of the water is used. How many litres are left?
4. 4.How many minutes does a car take to go 138 km at 30 km/h?
5. 5.Diya puts ₹5400 in a bank at 5% simple interest per year. How much will she have after 3 years (in ₹)?
6. 6.Find the compound interest on ₹15625 at 8% per year for 3 years, added every year (in ₹).
7. 7.By selling a cricket bat for ₹84, a shopkeeper makes a profit of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
8. 8.6 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 15 years old now. How old is Vivaan now?
9. 9.Marks of 4 friends in a quiz: 57, 63, 50, 62. What is their average mark?
10. 10.How many minutes does a car take to go 14 km at 35 km/h?
11. 11.Tara is 3 years older than Dev. In 3 years, the sum of their ages will be 29. How old is Dev now?
12. 12.Arjun can finish a job in 7 days and Aarav in 17 days. What fraction of the job do they finish if they work together for 2 days? =
13. 13.The price of a school bag changes from ₹1780 to ₹1424. By what percent did it come down?
14. 14.A shopkeeper buys a pair of shoes for ₹680 and sells it for ₹578. Find the loss percent.
15. 15.Tara’s father is twice as old as Tara. The sum of their ages is 33 years. How old is Tara?
16. 16.A town has 2300 people. Its population grows by 5%. How many people live there now?
17. 17.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
18. 18.Change 108 km/h into metres per second.
19. 19.In 9 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
20. 20.Tara can finish a job in 7 days and Manav in 14 days. Tara works alone for 3 days and then stops. Manav finishes the rest. How many days does Manav take?
21. 21.The price of a school bag changes from ₹4100 to ₹2050. By what percent did it come down?
22. 22.Find the simple interest on ₹700 at 15% per year for 3 years (in ₹).
23. 23.A cricket bat bought for ₹420 is sold at a loss of 25%. What is the selling price (in ₹)?
24. 24.By selling a school bag for ₹85, a shopkeeper makes a loss of 15%. What did the school bag cost the shopkeeper (in ₹)?
25. 25.By selling a study lamp for ₹1475, a shopkeeper makes a profit of 25%. What did the study lamp cost the shopkeeper (in ₹)?
26. 26.A shopkeeper buys a watch for ₹1300 and sells it for ₹1170. Find the loss percent.
27. 27.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
28. 28.Find the amount when ₹8750 is invested at 8% per year compound interest for 2 years (in ₹).
29. 29.A bicycle marked at ₹2280 is sold for ₹1140. What is the discount percent?
30. 30.A school bag is marked at ₹360. The shop gives a 15% discount. How much do you pay (in ₹)?
31. 31.After a 5% discount, a cricket bat costs ₹4237. What was its marked price (in ₹)?
32. 32.Meera is 3 years older than Ananya. In 5 years, the sum of their ages will be 61. How old is Ananya now?
33. 33.Tara can finish a job in 3 days and Sneha in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.A water tank holds 1140 litres. 15% of the water is used. How many litres are left?
35. 35.The price of a bicycle is ₹3360. It goes up by 40%. What is the new price (in ₹)?
36. 36.Karan and Aarav together finish a job in 6 days. Karan alone takes 7 days. How many days would Aarav take alone?
37. 37.The average of 8 numbers is 17. When one more number is added, the average becomes 21. What number was added?
38. 38.How many minutes does a car take to go 105 km at 35 km/h?
39. 39.A table fan bought for ₹260 is sold at a profit of 5%. What is the selling price (in ₹)?
40. 40.A town has 640 people. Its population grows by 5%. How many people live there now?

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