Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 769 · 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 shop sells an average of 30 kg of sugar a day for 6 days, and then 36 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
2. 2.Find the compound interest on ₹24832 at 25% per year for 3 years, added every year (in ₹).
3. 3.A shop sells 1140 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
4. 4.After a 5% discount, a study lamp costs ₹4579. What was its marked price (in ₹)?
5. 5.Aarav can finish a job in 21 days and Rohan in 14 days. Aarav works alone for 3 days and then stops. Rohan finishes the rest. How many days does Rohan take?
6. 6.A shop sells 1040 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
7. 7.The average of 5 numbers is 34. When one more number is added, the average becomes 39. What number was added?
8. 8.Aarav’s father is five times as old as Aarav. The sum of their ages is 30 years. How old is Aarav?
9. 9.The price of a bicycle is ₹1640. It goes up by 20%. What is the new price (in ₹)?
10. 10.A pair of shoes marked at ₹1840 is sold for ₹1104. What is the discount percent?
11. 11.A study lamp marked at ₹280 is sold for ₹168. What is the discount percent?
12. 12.A shopkeeper buys a cricket bat for ₹1600 and sells it for ₹1360. Find the loss percent.
13. 13.The average weight of 11 children is 32 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
14. 14.A price comes down by 25% and then comes down by 30% more. By what percent has it come down in all? =
15. 15.The price of a bicycle is ₹4020. It goes up by 10%. What is the new price (in ₹)?
16. 16.Meera can finish a job in 13 days and Arjun in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
17. 17.Farhan is 10 years older than Karan. In 2 years, the sum of their ages will be 38. How old is Karan now?
18. 18.In how many years will ₹900 earn ₹126 as simple interest at 7% per year?
19. 19.In 1 years, Saanvi will be twice as old as Saanvi was 6 years ago. How old is Saanvi now?
20. 20.How many minutes does a car take to go 70 km at 40 km/h?
21. 21.Tara’s father is five times as old as Tara. The sum of their ages is 30 years. How old is Tara?
22. 22.What sum of money earns ₹85 simple interest in 1 year at 5% per year (in ₹)?
23. 23.Marks of 6 friends in a quiz: 40, 14, 41, 33, 21, 13. What is their average mark?
24. 24.By selling a table fan for ₹966, a shopkeeper makes a profit of 5%. What did the table fan cost the shopkeeper (in ₹)?
25. 25.By selling a watch for ₹1672, a shopkeeper makes a profit of 10%. What did the watch cost the shopkeeper (in ₹)?
26. 26.Find the compound interest on ₹26375 at 20% per year for 3 years, added every year (in ₹).
27. 27.A bus runs at 63 km/h. How far does it go in 20 minutes (in km)?
28. 28.The average of 5 numbers is 19. When one more number is added, the average becomes 22. What number was added?
29. 29.Find the simple interest on ₹17800 at 7% per year for 2 years (in ₹).
30. 30.A price comes down by 25% and then comes down by 50% more. By what percent has it come down in all? =
31. 31.A price goes up by 30% and then goes up by 40% more. By what percent has it gone up in all? =
32. 32.A bicycle is marked at ₹1000. The shop gives a 5% discount. How much do you pay (in ₹)?
33. 33.A water tank holds 560 litres. 30% of the water is used. How many litres are left?
34. 34.A car runs for 2 hours at 22 km/h and then for 3 hours at 67 km/h. What is its average speed for the whole journey (in km/h)?
35. 35.Ananya is 7 years older than Farhan. In 9 years, the sum of their ages will be 35. How old is Farhan now?
36. 36.A bicycle marked at ₹3500 is sold for ₹1750. What is the discount percent?
37. 37.Rohan and Ishaan together finish a job in 5 days. Rohan alone takes 10 days. How many days would Ishaan take alone?
38. 38.Find the compound interest on ₹30000 at 10% per year for 3 years, added every year (in ₹).
39. 39.The simple interest on ₹5000 for 2 years is ₹600. What is the rate of interest (% per year)?
40. 40.In 13 years, Kavya will be three times as old as Kavya was 3 years ago. How old is Kavya now?

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