Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 673 · 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.The price of a school bag changes from ₹2380 to ₹1190. By what percent did it come down?
2. 2.After a 15% discount, a cricket bat costs ₹357. What was its marked price (in ₹)?
3. 3.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
4. 4.A shop sells 1160 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
5. 5.The simple interest on ₹11400 for 2 years is ₹912. What is the rate of interest (% per year)?
6. 6.Meera is 10 years older than Sneha. In 3 years, the sum of their ages will be 54. How old is Sneha now?
7. 7.The average weight of 12 children is 32 kg. One child, who weighs 54 kg, leaves the group. What is the new average weight (in kg)?
8. 8.The average of 4 numbers is 16. When one more number is added, the average becomes 17. What number was added?
9. 9.A town has 3160 people. Its population grows by 30%. How many people live there now?
10. 10.A shop sells an average of 26 kg of sugar a day for 4 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
11. 11.By selling a bicycle for ₹1518, a shopkeeper makes a profit of 15%. What did the bicycle cost the shopkeeper (in ₹)?
12. 12.Two discounts of 50% and 20%, one after the other, are the same as one discount of what percent? =
13. 13.Find the amount when ₹21250 is invested at 4% per year compound interest for 2 years (in ₹).
14. 14.By selling a watch for ₹860, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
15. 15.A pressure cooker is marked at ₹120. The shop gives a 15% discount. How much do you pay (in ₹)?
16. 16.10 years ago, Aditya’s mother was three times as old as Aditya. The mother is 25 years old now. How old is Aditya now?
17. 17.A car runs for 2 hours at 57 km/h and then for 2 hours at 77 km/h. What is its average speed for the whole journey (in km/h)?
18. 18.A watch marked at ₹2860 is sold for ₹2288. What is the discount percent?
19. 19.A watch is marked at ₹2920. The shop gives a 10% discount. How much do you pay (in ₹)?
20. 20.Karan and Ishaan together finish a job in 8 days. Karan alone takes 10 days. How many days would Ishaan take alone?
21. 21.What sum of money earns ₹576 simple interest in 2 years at 6% per year (in ₹)?
22. 22.A price goes up by 20% and then goes up by 10% more. By what percent has it gone up in all? =
23. 23.Aarav works twice as fast as Zoya. Together they finish a job in 4 days. How many days would Zoya take alone?
24. 24.A school bag is marked at ₹2880. The shop gives a 15% discount. How much do you pay (in ₹)?
25. 25.Kavya can finish a job in 4 days and Diya in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.Find the simple interest on ₹10600 at 4% per year for 3 years (in ₹).
27. 27.What sum of money earns ₹264 simple interest in 4 years at 2% per year (in ₹)?
28. 28.A water tank holds 2000 litres. 30% of the water is used. How many litres are left?
29. 29.The average of 5 numbers is 45. When one more number is added, the average becomes 47. What number was added?
30. 30.A school bag bought for ₹1660 is sold at a loss of 10%. What is the selling price (in ₹)?
31. 31.A school bag is marked at ₹560. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
32. 32.Diya can finish a job in 16 days and Priya in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
33. 33.What is the difference between the compound interest and the simple interest on ₹36000 at 5% per year for 2 years (in ₹)?
34. 34.The price of a school bag changes from ₹3700 to ₹2590. By what percent did it come down?
35. 35.A shop sells 4200 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
36. 36.By selling a cricket bat for ₹1343, a shopkeeper makes a loss of 15%. What did the cricket bat cost the shopkeeper (in ₹)?
37. 37.2 years ago, Manav’s mother was twice as old as Manav. The mother is 8 years old now. How old is Manav now?
38. 38.A car runs for 4 hours at 57 km/h and then for 2 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
39. 39.How many minutes does a car take to go 22 km at 30 km/h?
40. 40.A shopkeeper buys a pressure cooker for ₹1860 and sells it for ₹2139. Find the profit percent.

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