Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 137 · 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.Find the compound interest on ₹29000 at 10% per year for 3 years, added every year (in ₹).
2. 2.Tara is 4 years older than Ishaan. In 2 years, the sum of their ages will be 56. How old is Ishaan now?
3. 3.Change 25 m/s into km/h.
4. 4.Aarav’s father is twice as old as Aarav. The sum of their ages is 15 years. How old is the father?
5. 5.The price of a school bag changes from ₹2920 to ₹3066. By what percent did it go up?
6. 6.After a 20% discount, a study lamp costs ₹1008. What was its marked price (in ₹)?
7. 7.Kavya and Vivaan together finish a job in 14 days. Kavya alone takes 21 days. How many days would Vivaan take alone?
8. 8.Nisha can finish a job in 14 days and Meera in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
9. 9.A cricket bat bought for ₹300 is sold at a profit of 5%. What is the selling price (in ₹)?
10. 10.The average of 4 numbers is 27. When one more number is added, the average becomes 30. What number was added?
11. 11.The price of a school bag changes from ₹4860 to ₹7290. By what percent did it go up?
12. 12.How many minutes does a car take to go 13 km at 30 km/h?
13. 13.Arjun can finish a job in 20 days and Tara in 30 days. Arjun works alone for 12 days and then stops. Tara finishes the rest. How many days does Tara take?
14. 14.A price comes down by 30% and then comes down by 20% more. By what percent has it come down in all? =
15. 15.Sneha’s batting average after 14 innings is 49 runs. How many runs must Sneha score in the next innings to raise the average to 53?
16. 16.A table fan is marked at ₹820. The shop gives a 50% discount. How much do you pay (in ₹)?
17. 17.A shopkeeper buys a study lamp for ₹1380 and sells it for ₹690. Find the loss percent.
18. 18.Find the simple interest on ₹17400 at 3% per year for 4 years (in ₹).
19. 19.Find the compound interest on ₹5000 at 10% per year for 2 years, added every year (in ₹).
20. 20.A price goes up by 5% and then goes up by 20% more. By what percent has it gone up in all? =
21. 21.After a 50% discount, a study lamp costs ₹1400. What was its marked price (in ₹)?
22. 22.Vivaan works three times as fast as Isha. Together they finish a job in 4 days. How many days would Isha take alone?
23. 23.Find the simple interest on ₹7900 at 11% per year for 3 years (in ₹).
24. 24.What is the difference between the compound interest and the simple interest on ₹43600 at 15% per year for 2 years (in ₹)?
25. 25.A price comes down by 30% and then comes down by 5% more. By what percent has it come down in all? =
26. 26.A watch bought for ₹280 is sold at a profit of 5%. What is the selling price (in ₹)?
27. 27.A shop sells an average of 63 kg of sugar a day for 4 days, and then 75 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
28. 28.Zoya works twice as fast as Aarav. Together they finish a job in 10 days. How many days would Aarav take alone?
29. 29.Find the simple interest on ₹15700 at 14% per year for 2 years (in ₹).
30. 30.By selling a bicycle for ₹2548, a shopkeeper makes a profit of 30%. What did the bicycle cost the shopkeeper (in ₹)?
31. 31.Diya can finish a job in 15 days and Kabir in 10 days. Diya works alone for 12 days and then stops. Kabir finishes the rest. How many days does Kabir take?
32. 32.A town has 2820 people. Its population grows by 50%. How many people live there now?
33. 33.Ananya works twice as fast as Isha. Together they finish a job in 4 days. How many days would Isha take alone?
34. 34.What is the difference between the compound interest and the simple interest on ₹45000 at 12% per year for 2 years (in ₹)?
35. 35.Marks of 5 friends in a quiz: 32, 31, 22, 40, 50. What is their average mark?
36. 36.A study lamp marked at ₹4060 is sold for ₹3045. What is the discount percent?
37. 37.Find the compound interest on ₹46250 at 8% per year for 2 years, added every year (in ₹).
38. 38.Diya is 8 years older than Rahul. In 10 years, the sum of their ages will be 62. How old is Rahul now?
39. 39.Kavya’s batting average after 10 innings is 30 runs. How many runs must Kavya score in the next innings to raise the average to 31?
40. 40.By selling a pair of shoes for ₹1148, a shopkeeper makes a loss of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?

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