Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 173 · 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 shopkeeper buys a pressure cooker for ₹840 and sells it for ₹672. Find the loss percent.
2. 2.In how many years will ₹15700 earn ₹4239 as simple interest at 9% per year?
3. 3.The price of a bicycle is ₹4500. It goes up by 30%. What is the new price (in ₹)?
4. 4.A shopkeeper buys a pair of shoes for ₹880 and sells it for ₹1056. Find the profit percent.
5. 5.Diya puts ₹13800 in a bank at 14% simple interest per year. How much will she have after 2 years (in ₹)?
6. 6.The simple interest on ₹14200 for 4 years is ₹3408. What is the rate of interest (% per year)?
7. 7.Marks of 4 friends in a quiz: 30, 47, 31, 20. What is their average mark?
8. 8.Find the compound interest on ₹38125 at 8% per year for 2 years, added every year (in ₹).
9. 9.A pressure cooker is marked at ₹495. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
10. 10.Find the amount when ₹47100 is invested at 10% per year compound interest for 2 years (in ₹).
11. 11.What is the difference between the compound interest and the simple interest on ₹7600 at 15% per year for 2 years (in ₹)?
12. 12.A bus runs at 88 km/h. How far does it go in 45 minutes (in km)?
13. 13.A shop sells 4880 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
14. 14.Change 15 m/s into km/h.
15. 15.The price of a school bag changes from ₹1040 to ₹884. By what percent did it come down?
16. 16.A price goes up by 50% and then goes up by 5% more. By what percent has it gone up in all? =
17. 17.A shop sells an average of 57 kg of sugar a day for 4 days, and then 50 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
18. 18.A bus runs at 32 km/h. How far does it go in 45 minutes (in km)?
19. 19.Diya puts ₹11800 in a bank at 8% simple interest per year. How much will she have after 3 years (in ₹)?
20. 20.A study lamp is marked at ₹3600. The shop gives a 50% discount. How much do you pay (in ₹)?
21. 21.Change 90 km/h into metres per second.
22. 22.A car runs for 2 hours at 64 km/h and then for 1 hour at 31 km/h. What is its average speed for the whole journey (in km/h)?
23. 23.The price of a bicycle is ₹1320. It goes up by 5%. What is the new price (in ₹)?
24. 24.Find the amount when ₹42000 is invested at 10% per year compound interest for 3 years (in ₹).
25. 25.By selling a study lamp for ₹1078, a shopkeeper makes a profit of 10%. What did the study lamp cost the shopkeeper (in ₹)?
26. 26.How many minutes does a car take to go 72 km at 80 km/h?
27. 27.After a 30% discount, a pair of shoes costs ₹1050. What was its marked price (in ₹)?
28. 28.Change 18 km/h into metres per second.
29. 29.Tara’s batting average after 8 innings is 48 runs. How many runs must Tara score in the next innings to raise the average to 51?
30. 30.Find the simple interest on ₹5000 at 3% per year for 1 year (in ₹).
31. 31.Tara can finish a job in 5 days and Nisha in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.A bicycle bought for ₹240 is sold at a profit of 10%. What is the selling price (in ₹)?
33. 33.Kavya can finish a job in 6 days and Vivaan in 12 days. Kavya works alone for 1 day and then stops. Vivaan finishes the rest. How many days does Vivaan take?
34. 34.Manav’s father is five times as old as Manav. The sum of their ages is 84 years. How old is the father?
35. 35.A water tank holds 80 litres. 50% of the water is used. How many litres are left?
36. 36.Marks of 5 friends in a quiz: 51, 66, 54, 43, 61. What is their average mark?
37. 37.A water tank holds 4660 litres. 25% of the water is used. How many litres are left?
38. 38.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 42 years. How old is the father?
39. 39.Manav’s father is three times as old as Manav. The sum of their ages is 60 years. How old is Manav?
40. 40.Sneha can finish a job in 18 days and Nisha in 9 days. Sneha works alone for 12 days and then stops. Nisha finishes the rest. How many days does Nisha take?

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