Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 601 · 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.Change 72 km/h into metres per second.
2. 2.Find the compound interest on ₹48250 at 20% per year for 3 years, added every year (in ₹).
3. 3.Diya puts ₹15900 in a bank at 15% simple interest per year. How much will she have after 4 years (in ₹)?
4. 4.Aarav can finish a job in 4 days and Saanvi in 12 days. Aarav works alone for 3 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
5. 5.By selling a study lamp for ₹1254, a shopkeeper makes a profit of 10%. What did the study lamp cost the shopkeeper (in ₹)?
6. 6.A cricket bat is marked at ₹2580. The shop gives a 10% discount. How much do you pay (in ₹)?
7. 7.Diya puts ₹5100 in a bank at 10% simple interest per year. How much will she have after 4 years (in ₹)?
8. 8.By selling a watch for ₹1472, a shopkeeper makes a profit of 15%. What did the watch cost the shopkeeper (in ₹)?
9. 9.Find the simple interest on ₹5000 at 2% per year for 1 year (in ₹).
10. 10.The average of 7 numbers is 45. When one more number is added, the average becomes 47. What number was added?
11. 11.Find the compound interest on ₹16875 at 4% per year for 2 years, added every year (in ₹).
12. 12.Marks of 6 friends in a quiz: 58, 48, 55, 50, 68, 57. What is their average mark?
13. 13.What is the difference between the compound interest and the simple interest on ₹37500 at 12% per year for 2 years (in ₹)?
14. 14.A bicycle bought for ₹1640 is sold at a profit of 40%. What is the selling price (in ₹)?
15. 15.A town has 4360 people. Its population grows by 50%. How many people live there now?
16. 16.A shop sells 160 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
17. 17.What sum of money earns ₹396 simple interest in 3 years at 4% per year (in ₹)?
18. 18.Diya works twice as fast as Manav. Together they finish a job in 3 days. How many days would Manav take alone?
19. 19.The price of a bicycle is ₹1940. It goes up by 50%. What is the new price (in ₹)?
20. 20.A school bag is marked at ₹455. The shop takes 20% off, and then a further 25% off the new price. How much do you pay (in ₹)?
21. 21.In how many years will ₹18300 earn ₹2928 as simple interest at 8% per year?
22. 22.A shop sells an average of 40 kg of sugar a day for 6 days, and then 78 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
23. 23.By selling a bicycle for ₹748, a shopkeeper makes a loss of 15%. What did the bicycle cost the shopkeeper (in ₹)?
24. 24.In 15 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
25. 25.Diya puts ₹4900 in a bank at 4% simple interest per year. How much will she have after 2 years (in ₹)?
26. 26.A price goes up by 5% and then goes up by 50% more. By what percent has it gone up in all? =
27. 27.In 24 years, Dev will be twice as old as Dev was 6 years ago. How old is Dev now?
28. 28.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
29. 29.In 12 years, Rohan will be twice as old as Rohan was 6 years ago. How old is Rohan now?
30. 30.A town has 1840 people. Its population grows by 15%. How many people live there now?
31. 31.A shop sells an average of 33 kg of sugar a day for 5 days, and then 75 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
32. 32.By selling a school bag for ₹456, a shopkeeper makes a loss of 5%. What did the school bag cost the shopkeeper (in ₹)?
33. 33.A water tank holds 3180 litres. 5% of the water is used. How many litres are left?
34. 34.A school bag is marked at ₹660. The shop gives a 10% discount. How much do you pay (in ₹)?
35. 35.What sum of money earns ₹702 simple interest in 3 years at 3% per year (in ₹)?
36. 36.A shop sells an average of 41 kg of sugar a day for 2 days, and then 73 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
37. 37.A town has 4520 people. Its population grows by 40%. How many people live there now?
38. 38.A price comes down by 30% and then comes down by 10% more. By what percent has it come down in all? =
39. 39.Vivaan works three times as fast as Diya. Together they finish a job in 2 days. How many days would Diya take alone?
40. 40.The price of a bicycle is ₹580. It goes up by 20%. What is the new price (in ₹)?

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