Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 160 · 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 car runs for 1 hour at 76 km/h and then for 1 hour at 58 km/h. What is its average speed for the whole journey (in km/h)?
2. 2.Saanvi is 5 years older than Rohan. In 7 years, the sum of their ages will be 73. How old is Rohan now?
3. 3.Change 36 km/h into metres per second.
4. 4.Farhan’s batting average after 14 innings is 21 runs. How many runs must Farhan score in the next innings to raise the average to 25?
5. 5.Change 35 m/s into km/h.
6. 6.A price goes up by 25% and then comes down by 15%. By what percent has it gone up in all? =
7. 7.8 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 24 years old now. How old is Saanvi now?
8. 8.A shop sells an average of 75 kg of sugar a day for 2 days, and then 25 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
9. 9.A shopkeeper buys a cricket bat for ₹200 and sells it for ₹220. Find the profit percent.
10. 10.Marks of 4 friends in a quiz: 32, 47, 35, 18. What is their average mark?
11. 11.Find the amount when ₹24125 is invested at 20% per year compound interest for 2 years (in ₹).
12. 12.A water tank holds 2760 litres. 30% of the water is used. How many litres are left?
13. 13.A shop sells 4560 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
14. 14.Tara and Kabir together finish a job in 13 days. Tara alone takes 26 days. How many days would Kabir take alone?
15. 15.Manav is 6 years older than Meera. In 5 years, the sum of their ages will be 42. How old is Meera now?
16. 16.After a 10% discount, a study lamp costs ₹882. What was its marked price (in ₹)?
17. 17.Marks of 6 friends in a quiz: 82, 62, 77, 88, 88, 65. What is their average mark?
18. 18.A shopkeeper buys a school bag for ₹1980 and sells it for ₹2079. Find the profit percent.
19. 19.The price of a school bag changes from ₹1980 to ₹2475. By what percent did it go up?
20. 20.Kabir can finish a job in 19 days and Saanvi in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
21. 21.By selling a cricket bat for ₹400, a shopkeeper makes a loss of 50%. What did the cricket bat cost the shopkeeper (in ₹)?
22. 22.Find the amount when ₹46000 is invested at 15% per year compound interest for 2 years (in ₹).
23. 23.Priya and Saanvi together finish a job in 2 days. Priya alone takes 6 days. How many days would Saanvi take alone?
24. 24.The price of a school bag changes from ₹2040 to ₹2244. By what percent did it go up?
25. 25.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
26. 26.By selling a watch for ₹945, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
27. 27.By selling a cricket bat for ₹1656, a shopkeeper makes a loss of 10%. What did the cricket bat cost the shopkeeper (in ₹)?
28. 28.In 29 years, Kavya will be twice as old as Kavya was 5 years ago. How old is Kavya now?
29. 29.The price of a bicycle is ₹4360. It goes up by 20%. What is the new price (in ₹)?
30. 30.By selling a bicycle for ₹1218, a shopkeeper makes a loss of 30%. What did the bicycle cost the shopkeeper (in ₹)?
31. 31.A price goes up by 5% and then goes up by 25% more. By what percent has it gone up in all? =
32. 32.6 years ago, Sneha’s mother was twice as old as Sneha. The mother is 18 years old now. How old is Sneha now?
33. 33.Find the compound interest on ₹23125 at 8% per year for 2 years, added every year (in ₹).
34. 34.A shopkeeper buys a study lamp for ₹360 and sells it for ₹252. Find the loss percent.
35. 35.The price of a bicycle is ₹800. It goes up by 30%. What is the new price (in ₹)?
36. 36.A bicycle bought for ₹100 is sold at a profit of 50%. What is the selling price (in ₹)?
37. 37.In 27 years, Vivaan will be twice as old as Vivaan was 6 years ago. How old is Vivaan now?
38. 38.After a 40% discount, a pair of shoes costs ₹1092. What was its marked price (in ₹)?
39. 39.The average of 6 numbers is 29. When one more number is added, the average becomes 30. What number was added?
40. 40.A town has 2480 people. Its population grows by 25%. How many people live there now?

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