Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 310 · 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.Kabir cycles to his school at 54 km/h and comes back by the same road at 27 km/h. What is his average speed for the whole trip (in km/h)?
2. 2.A shop sells 2040 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
3. 3.The average weight of 6 children is 46 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
4. 4.Change 35 m/s into km/h.
5. 5.Change 25 m/s into km/h.
6. 6.A car runs for 3 hours at 25 km/h and then for 1 hour at 73 km/h. What is its average speed for the whole journey (in km/h)?
7. 7.The price of a school bag changes from ₹4440 to ₹6216. By what percent did it go up?
8. 8.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
9. 9.Meera is 6 years older than Dev. In 2 years, the sum of their ages will be 24. How old is Dev now?
10. 10.Find the simple interest on ₹18300 at 3% per year for 2 years (in ₹).
11. 11.A shopkeeper buys a pair of shoes for ₹600 and sells it for ₹660. Find the profit percent.
12. 12.The average of 5 numbers is 24. When one more number is added, the average becomes 26. What number was added?
13. 13.Change 54 km/h into metres per second.
14. 14.Kabir cycles to his school at 24 km/h and comes back by the same road at 40 km/h. What is his average speed for the whole trip (in km/h)?
15. 15.The average weight of 11 children is 46 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
16. 16.A shop sells 2660 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
17. 17.Diya and Sneha together finish a job in 3 days. Diya alone takes 4 days. How many days would Sneha take alone?
18. 18.What is the difference between the compound interest and the simple interest on ₹18900 at 20% per year for 2 years (in ₹)?
19. 19.Find the compound interest on ₹625 at 8% per year for 2 years, added every year (in ₹).
20. 20.By selling a cricket bat for ₹456, a shopkeeper makes a loss of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
21. 21.The price of a school bag changes from ₹4600 to ₹5750. By what percent did it go up?
22. 22.A shopkeeper buys a bicycle for ₹80 and sells it for ₹68. Find the loss percent.
23. 23.A price goes up by 30% and then goes up by 5% more. By what percent has it gone up in all? =
24. 24.What is the difference between the compound interest and the simple interest on ₹23600 at 25% per year for 2 years (in ₹)?
25. 25.A shop sells an average of 22 kg of sugar a day for 6 days, and then 46 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
26. 26.The average weight of 6 children is 44 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
27. 27.A bus runs at 64 km/h. How far does it go in 15 minutes (in km)?
28. 28.Kavya can finish a job in 16 days and Nisha in 19 days. What fraction of the job do they finish if they work together for 1 day? =
29. 29.The average weight of 7 children is 28 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
30. 30.After a 25% discount, a pressure cooker costs ₹315. What was its marked price (in ₹)?
31. 31.A shop sells an average of 73 kg of sugar a day for 2 days, and then 25 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
32. 32.Rohan can finish a job in 26 days and Karan in 13 days. Rohan works alone for 14 days and then stops. Karan finishes the rest. How many days does Karan take?
33. 33.What sum of money earns ₹4992 simple interest in 4 years at 13% per year (in ₹)?
34. 34.Aditya and Kabir together finish a job in 2 days. Aditya alone takes 3 days. How many days would Kabir take alone?
35. 35.Farhan can finish a job in 2 days and Kabir in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
36. 36.A price goes up by 30% and then goes up by 20% more. By what percent has it gone up in all? =
37. 37.The average weight of 7 children is 48 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
38. 38.5 years ago, Meera’s mother was twice as old as Meera. The mother is 19 years old now. How old is Meera now?
39. 39.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
40. 40.A water tank holds 1440 litres. 30% of the water is used. How many litres are left?

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