Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 253 · 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 ₹18000 at 10% per year for 3 years, added every year (in ₹).
2. 2.Arjun can finish a job in 8 days and Diya in 24 days. Arjun works alone for 2 days and then stops. Diya finishes the rest. How many days does Diya take?
3. 3.Find the compound interest on ₹21200 at 15% per year for 2 years, added every year (in ₹).
4. 4.Change 72 km/h into metres per second.
5. 5.The average weight of 5 children is 43 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
6. 6.By selling a watch for ₹638, a shopkeeper makes a profit of 10%. What did the watch cost the shopkeeper (in ₹)?
7. 7.Priya can finish a job in 14 days and Manav in 19 days. What fraction of the job do they finish if they work together for 1 day? =
8. 8.Find the simple interest on ₹13000 at 7% per year for 1 year (in ₹).
9. 9.A car runs for 1 hour at 20 km/h and then for 1 hour at 74 km/h. What is its average speed for the whole journey (in km/h)?
10. 10.A shopkeeper buys a pressure cooker for ₹1540 and sells it for ₹770. Find the loss percent.
11. 11.The simple interest on ₹13100 for 2 years is ₹1048. What is the rate of interest (% per year)?
12. 12.Farhan works twice as fast as Pooja. Together they finish a job in 2 days. How many days would Pooja take alone?
13. 13.Priya works twice as fast as Sneha. Together they finish a job in 12 days. How many days would Sneha take alone?
14. 14.Zoya works twice as fast as Manav. Together they finish a job in 6 days. How many days would Manav take alone?
15. 15.Marks of 5 friends in a quiz: 79, 80, 102, 87, 92. What is their average mark?
16. 16.What sum of money earns ₹875 simple interest in 5 years at 7% per year (in ₹)?
17. 17.A study lamp is marked at ₹440. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
18. 18.Zoya is 5 years older than Karan. In 8 years, the sum of their ages will be 35. How old is Karan now?
19. 19.A shop sells 300 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
20. 20.Find the simple interest on ₹6500 at 12% per year for 3 years (in ₹).
21. 21.Ananya’s father is four times as old as Ananya. The sum of their ages is 30 years. How old is the father?
22. 22.A pair of shoes bought for ₹1520 is sold at a loss of 30%. What is the selling price (in ₹)?
23. 23.Find the amount when ₹16250 is invested at 12% per year compound interest for 2 years (in ₹).
24. 24.A price goes up by 15% and then goes up by 5% more. By what percent has it gone up in all? =
25. 25.Kabir cycles to his school at 18 km/h and comes back by the same road at 90 km/h. What is his average speed for the whole trip (in km/h)?
26. 26.Find the simple interest on ₹8800 at 3% per year for 1 year (in ₹).
27. 27.By selling a cricket bat for ₹1292, a shopkeeper makes a loss of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
28. 28.A table fan marked at ₹3560 is sold for ₹2670. What is the discount percent?
29. 29.The price of a school bag changes from ₹4140 to ₹3519. By what percent did it come down?
30. 30.Manav and Rahul together finish a job in 12 days. Manav alone takes 28 days. How many days would Rahul take alone?
31. 31.By selling a table fan for ₹108, a shopkeeper makes a loss of 40%. What did the table fan cost the shopkeeper (in ₹)?
32. 32.A pressure cooker marked at ₹880 is sold for ₹528. What is the discount percent?
33. 33.Kabir cycles to his school at 88 km/h and comes back by the same road at 40 km/h. What is his average speed for the whole trip (in km/h)?
34. 34.By selling a watch for ₹1378, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
35. 35.The simple interest on ₹18900 for 3 years is ₹6237. What is the rate of interest (% per year)?
36. 36.The average of 8 numbers is 24. When one more number is added, the average becomes 30. What number was added?
37. 37.Marks of 4 friends in a quiz: 20, 27, 40, 49. What is their average mark?
38. 38.By selling a school bag for ₹1386, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
39. 39.A pair of shoes is marked at ₹4580. The shop gives a 30% discount. How much do you pay (in ₹)?
40. 40.A water tank holds 2040 litres. 30% of the water is used. How many litres are left?

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