Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 94 · 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 bicycle is marked at ₹240. The shop gives a 10% discount. How much do you pay (in ₹)?
2. 2.Kabir cycles to his school at 10 km/h and comes back by the same road at 15 km/h. What is his average speed for the whole trip (in km/h)?
3. 3.Sneha’s batting average after 11 innings is 20 runs. How many runs must Sneha score in the next innings to raise the average to 24?
4. 4.The average of 5 numbers is 45. When one more number is added, the average becomes 48. What number was added?
5. 5.Kabir cycles to his school at 35 km/h and comes back by the same road at 63 km/h. What is his average speed for the whole trip (in km/h)?
6. 6.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
7. 7.The price of a school bag changes from ₹4460 to ₹6690. By what percent did it go up?
8. 8.A bus runs at 75 km/h. How far does it go in 20 minutes (in km)?
9. 9.Ananya is 10 years older than Arjun. In 8 years, the sum of their ages will be 62. How old is Arjun now?
10. 10.A price goes up by 10% and then goes up by 50% more. By what percent has it gone up in all? =
11. 11.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 15 years. How old is Ishaan?
12. 12.By selling a watch for ₹1440, a shopkeeper makes a loss of 25%. What did the watch cost the shopkeeper (in ₹)?
13. 13.By selling a cricket bat for ₹1334, a shopkeeper makes a profit of 15%. What did the cricket bat cost the shopkeeper (in ₹)?
14. 14.A water tank holds 4180 litres. 20% of the water is used. How many litres are left?
15. 15.Meera can finish a job in 2 days and Aditya in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
16. 16.Diya puts ₹16900 in a bank at 3% simple interest per year. How much will she have after 5 years (in ₹)?
17. 17.A town has 1480 people. Its population grows by 10%. How many people live there now?
18. 18.10 years ago, Karan’s mother was three times as old as Karan. The mother is 37 years old now. How old is Karan now?
19. 19.Change 25 m/s into km/h.
20. 20.A price goes up by 5% and then goes up by 30% more. By what percent has it gone up in all? =
21. 21.The average of 6 numbers is 32. When one more number is added, the average becomes 33. What number was added?
22. 22.The average weight of 5 children is 32 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
23. 23.A school bag bought for ₹1440 is sold at a loss of 50%. What is the selling price (in ₹)?
24. 24.The price of a school bag changes from ₹4660 to ₹2330. By what percent did it come down?
25. 25.The average of 5 numbers is 24. When one more number is added, the average becomes 30. What number was added?
26. 26.Change 10 m/s into km/h.
27. 27.A cricket bat marked at ₹1580 is sold for ₹1501. What is the discount percent?
28. 28.A town has 2740 people. Its population grows by 15%. How many people live there now?
29. 29.The average weight of 8 children is 47 kg. One child, who weighs 68 kg, leaves the group. What is the new average weight (in kg)?
30. 30.A bus runs at 36 km/h. How far does it go in 50 minutes (in km)?
31. 31.A school bag is marked at ₹448. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
32. 32.After a 50% discount, a pair of shoes costs ₹1230. What was its marked price (in ₹)?
33. 33.A town has 2480 people. Its population grows by 10%. How many people live there now?
34. 34.Diya puts ₹2300 in a bank at 3% simple interest per year. How much will she have after 2 years (in ₹)?
35. 35.In 1 years, Priya will be twice as old as Priya was 4 years ago. How old is Priya now?
36. 36.In how many years will ₹12200 earn ₹1708 as simple interest at 7% per year?
37. 37.5 years ago, Zoya’s mother was four times as old as Zoya. The mother is 25 years old now. How old is Zoya now?
38. 38.Find the compound interest on ₹31776 at 25% per year for 2 years, added every year (in ₹).
39. 39.By selling a table fan for ₹732, a shopkeeper makes a loss of 40%. What did the table fan cost the shopkeeper (in ₹)?
40. 40.Isha can finish a job in 18 days and Meera in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

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