Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 913 · 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.What is the difference between the compound interest and the simple interest on ₹14600 at 20% per year for 2 years (in ₹)?
2. 2.A water tank holds 3460 litres. 20% of the water is used. How many litres are left?
3. 3.Change 18 km/h into metres per second.
4. 4.A cricket bat marked at ₹760 is sold for ₹608. What is the discount percent?
5. 5.Ananya can finish a job in 15 days and Meera in 30 days. Ananya works alone for 8 days and then stops. Meera finishes the rest. How many days does Meera take?
6. 6.Find the compound interest on ₹15200 at 5% per year for 2 years, added every year (in ₹).
7. 7.What sum of money earns ₹768 simple interest in 2 years at 8% per year (in ₹)?
8. 8.A price goes up by 40% and then goes up by 10% more. By what percent has it gone up in all? =
9. 9.Diya puts ₹6800 in a bank at 15% simple interest per year. How much will she have after 3 years (in ₹)?
10. 10.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
11. 11.A bus runs at 62 km/h. How far does it go in 90 minutes (in km)?
12. 12.Diya is 3 years older than Nisha. In 6 years, the sum of their ages will be 41. How old is Nisha now?
13. 13.The simple interest on ₹14600 for 1 year is ₹1314. What is the rate of interest (% per year)?
14. 14.2 years ago, Meera’s mother was twice as old as Meera. The mother is 16 years old now. How old is Meera now?
15. 15.After a 50% discount, a school bag costs ₹610. What was its marked price (in ₹)?
16. 16.The price of a bicycle is ₹100. It goes up by 25%. What is the new price (in ₹)?
17. 17.Ishaan can finish a job in 4 days and Ananya in 12 days. Ishaan works alone for 1 day and then stops. Ananya finishes the rest. How many days does Ananya take?
18. 18.In 13 years, Diya will be twice as old as Diya was 2 years ago. How old is Diya now?
19. 19.The simple interest on ₹12300 for 5 years is ₹5535. What is the rate of interest (% per year)?
20. 20.Saanvi’s batting average after 5 innings is 21 runs. How many runs must Saanvi score in the next innings to raise the average to 26?
21. 21.Arjun can finish a job in 10 days and Kavya in 20 days. Arjun works alone for 5 days and then stops. Kavya finishes the rest. How many days does Kavya take?
22. 22.A town has 620 people. Its population grows by 5%. How many people live there now?
23. 23.A water tank holds 2560 litres. 25% of the water is used. How many litres are left?
24. 24.A shopkeeper buys a cricket bat for ₹240 and sells it for ₹300. Find the profit percent.
25. 25.A shop sells 1260 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
26. 26.What sum of money earns ₹4032 simple interest in 3 years at 8% per year (in ₹)?
27. 27.In how many years will ₹3100 earn ₹341 as simple interest at 11% per year?
28. 28.The simple interest on ₹7100 for 1 year is ₹852. What is the rate of interest (% per year)?
29. 29.Rohan can finish a job in 14 days and Pooja in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.Pooja is 7 years older than Diya. In 10 years, the sum of their ages will be 61. How old is Diya now?
31. 31.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
32. 32.A shop sells an average of 32 kg of sugar a day for 3 days, and then 56 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
33. 33.By selling a watch for ₹72, a shopkeeper makes a loss of 10%. What did the watch cost the shopkeeper (in ₹)?
34. 34.Ishaan and Pooja together finish a job in 2 days. Ishaan alone takes 6 days. How many days would Pooja take alone?
35. 35.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
36. 36.Zoya and Nisha together finish a job in 4 days. Zoya alone takes 12 days. How many days would Nisha take alone?
37. 37.Change 90 km/h into metres per second.
38. 38.Aarav and Arjun together finish a job in 6 days. Aarav alone takes 9 days. How many days would Arjun take alone?
39. 39.A car runs for 4 hours at 43 km/h and then for 4 hours at 25 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.What is the difference between the compound interest and the simple interest on ₹23200 at 5% per year for 2 years (in ₹)?

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