Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 920 · 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 simple interest on ₹5900 at 5% per year for 2 years (in ₹).
2. 2.Ishaan can finish a job in 2 days and Manav in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
3. 3.A study lamp marked at ₹2940 is sold for ₹2352. What is the discount percent?
4. 4.A shop sells 2620 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
5. 5.3 years ago, Rohan’s mother was three times as old as Rohan. The mother is 24 years old now. How old is Rohan now?
6. 6.By selling a bicycle for ₹731, a shopkeeper makes a loss of 15%. What did the bicycle cost the shopkeeper (in ₹)?
7. 7.A shopkeeper buys a pressure cooker for ₹1900 and sells it for ₹1995. Find the profit percent.
8. 8.A school bag is marked at ₹2520. The shop gives a 10% discount. How much do you pay (in ₹)?
9. 9.The price of a school bag changes from ₹400 to ₹440. By what percent did it go up?
10. 10.A shop sells an average of 20 kg of sugar a day for 6 days, and then 80 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
11. 11.A price goes up by 20% and then goes up by 30% more. By what percent has it gone up in all? =
12. 12.In how many years will ₹16200 earn ₹4374 as simple interest at 9% per year?
13. 13.Tara’s batting average after 7 innings is 20 runs. How many runs must Tara score in the next innings to raise the average to 21?
14. 14.6 years ago, Diya’s mother was twice as old as Diya. The mother is 14 years old now. How old is Diya now?
15. 15.After a 30% discount, a watch costs ₹868. What was its marked price (in ₹)?
16. 16.What sum of money earns ₹1560 simple interest in 5 years at 6% per year (in ₹)?
17. 17.Find the amount when ₹27712 is invested at 25% per year compound interest for 2 years (in ₹).
18. 18.Find the compound interest on ₹39250 at 20% per year for 3 years, added every year (in ₹).
19. 19.A price goes up by 10% and then comes down by 5%. By what percent has it gone up in all? =
20. 20.A water tank holds 3440 litres. 50% of the water is used. How many litres are left?
21. 21.What sum of money earns ₹1092 simple interest in 2 years at 6% per year (in ₹)?
22. 22.In 29 years, Zoya will be twice as old as Zoya was 2 years ago. How old is Zoya now?
23. 23.A price goes up by 15% and then goes up by 5% more. By what percent has it gone up in all? =
24. 24.In how many years will ₹8400 earn ₹672 as simple interest at 2% per year?
25. 25.By selling a pair of shoes for ₹285, a shopkeeper makes a loss of 25%. What did the pair of shoes cost the shopkeeper (in ₹)?
26. 26.Vivaan works twice as fast as Rohan. Together they finish a job in 11 days. How many days would Rohan take alone?
27. 27.A pair of shoes bought for ₹1040 is sold at a profit of 10%. What is the selling price (in ₹)?
28. 28.Manav can finish a job in 13 days and Aarav in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
29. 29.Meera can finish a job in 10 days and Zoya in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.9 years ago, Priya’s mother was four times as old as Priya. The mother is 45 years old now. How old is Priya now?
31. 31.A watch bought for ₹1840 is sold at a loss of 50%. What is the selling price (in ₹)?
32. 32.Diya works twice as fast as Kavya. Together they finish a job in 6 days. How many days would Kavya take alone?
33. 33.Find the compound interest on ₹10400 at 5% per year for 2 years, added every year (in ₹).
34. 34.By selling a pair of shoes for ₹506, a shopkeeper makes a profit of 15%. What did the pair of shoes cost the shopkeeper (in ₹)?
35. 35.Find the compound interest on ₹10000 at 5% per year for 2 years, added every year (in ₹).
36. 36.A town has 3540 people. Its population grows by 10%. How many people live there now?
37. 37.Find the amount when ₹22500 is invested at 20% per year compound interest for 3 years (in ₹).
38. 38.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
39. 39.Find the amount when ₹6500 is invested at 20% per year compound interest for 3 years (in ₹).
40. 40.By selling a study lamp for ₹462, a shopkeeper makes a profit of 5%. What did the study lamp cost the shopkeeper (in ₹)?

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