Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 303 · 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.Rahul can finish a job in 13 days and Aarav in 4 days. What fraction of the job do they finish if they work together for 3 days? =
2. 2.After a 50% discount, a bicycle costs ₹840. What was its marked price (in ₹)?
3. 3.Find the simple interest on ₹10500 at 13% per year for 4 years (in ₹).
4. 4.A pair of shoes marked at ₹2040 is sold for ₹1734. What is the discount percent?
5. 5.A town has 1740 people. Its population grows by 25%. How many people live there now?
6. 6.Farhan is 4 years older than Aditya. In 4 years, the sum of their ages will be 54. How old is Aditya now?
7. 7.What is the difference between the compound interest and the simple interest on ₹600 at 10% per year for 2 years (in ₹)?
8. 8.The price of a school bag changes from ₹2500 to ₹2750. By what percent did it go up?
9. 9.Kabir cycles to his school at 12 km/h and comes back by the same road at 24 km/h. What is his average speed for the whole trip (in km/h)?
10. 10.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
11. 11.The simple interest on ₹16000 for 2 years is ₹1600. What is the rate of interest (% per year)?
12. 12.3 years ago, Farhan’s mother was three times as old as Farhan. The mother is 27 years old now. How old is Farhan now?
13. 13.A water tank holds 2180 litres. 10% of the water is used. How many litres are left?
14. 14.Change 18 km/h into metres per second.
15. 15.The price of a bicycle is ₹440. It goes up by 40%. What is the new price (in ₹)?
16. 16.Kabir cycles to his school at 42 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
17. 17.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
18. 18.Find the compound interest on ₹8000 at 15% per year for 3 years, added every year (in ₹).
19. 19.A water tank holds 1700 litres. 5% of the water is used. How many litres are left?
20. 20.A watch is marked at ₹440. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
21. 21.Priya can finish a job in 12 days and Ishaan in 8 days. What fraction of the job do they finish if they work together for 1 day? =
22. 22.A price goes up by 10% and then goes up by 10% more. By what percent has it gone up in all? =
23. 23.A pair of shoes bought for ₹1640 is sold at a profit of 15%. What is the selling price (in ₹)?
24. 24.In 3 years, Diya will be twice as old as Diya was 3 years ago. How old is Diya now?
25. 25.Meera and Ishaan together finish a job in 8 days. Meera alone takes 9 days. How many days would Ishaan take alone?
26. 26.Rahul is 10 years older than Pooja. In 8 years, the sum of their ages will be 78. How old is Pooja now?
27. 27.A water tank holds 1740 litres. 20% of the water is used. How many litres are left?
28. 28.What sum of money earns ₹5110 simple interest in 5 years at 7% per year (in ₹)?
29. 29.The price of a school bag changes from ₹2900 to ₹2610. By what percent did it come down?
30. 30.Diya puts ₹15400 in a bank at 12% simple interest per year. How much will she have after 5 years (in ₹)?
31. 31.Ishaan and Nisha together finish a job in 2 days. Ishaan alone takes 6 days. How many days would Nisha take alone?
32. 32.A bus runs at 56 km/h. How far does it go in 30 minutes (in km)?
33. 33.What sum of money earns ₹3180 simple interest in 2 years at 15% per year (in ₹)?
34. 34.A shopkeeper buys a school bag for ₹380 and sells it for ₹266. Find the loss percent.
35. 35.Aarav can finish a job in 18 days and Dev in 30 days. Aarav works alone for 15 days and then stops. Dev finishes the rest. How many days does Dev take?
36. 36.How many minutes does a car take to go 66 km at 36 km/h?
37. 37.A town has 4920 people. Its population grows by 5%. How many people live there now?
38. 38.A town has 80 people. Its population grows by 50%. How many people live there now?
39. 39.A car runs for 4 hours at 37 km/h and then for 2 hours at 70 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.Manav’s batting average after 6 innings is 38 runs. How many runs must Manav score in the next innings to raise the average to 41?

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