Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 84 · 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 simple interest on ₹3500 for 4 years is ₹1400. What is the rate of interest (% per year)?
2. 2.Change 15 m/s into km/h.
3. 3.Find the amount when ₹44848 is invested at 25% per year compound interest for 2 years (in ₹).
4. 4.The average of 5 numbers is 30. When one more number is added, the average becomes 31. What number was added?
5. 5.A bicycle is marked at ₹2960. The shop gives a 15% discount. How much do you pay (in ₹)?
6. 6.A school bag is marked at ₹2340. The shop gives a 40% discount. How much do you pay (in ₹)?
7. 7.By selling a study lamp for ₹640, a shopkeeper makes a loss of 20%. What did the study lamp cost the shopkeeper (in ₹)?
8. 8.A bus runs at 88 km/h. How far does it go in 15 minutes (in km)?
9. 9.A bus runs at 84 km/h. How far does it go in 20 minutes (in km)?
10. 10.Kavya can finish a job in 7 days and Tara in 13 days. What fraction of the job do they finish if they work together for 3 days? =
11. 11.A watch marked at ₹2520 is sold for ₹1260. What is the discount percent?
12. 12.In how many years will ₹4200 earn ₹462 as simple interest at 11% per year?
13. 13.Manav is 5 years older than Saanvi. In 7 years, the sum of their ages will be 45. How old is Saanvi now?
14. 14.By selling a table fan for ₹1520, a shopkeeper makes a loss of 20%. What did the table fan cost the shopkeeper (in ₹)?
15. 15.The price of a bicycle is ₹2260. It goes up by 50%. What is the new price (in ₹)?
16. 16.A bicycle is marked at ₹2820. The shop gives a 20% discount. How much do you pay (in ₹)?
17. 17.After a 25% discount, a pressure cooker costs ₹420. What was its marked price (in ₹)?
18. 18.A bicycle is marked at ₹452. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
19. 19.Diya can finish a job in 14 days and Zoya in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.7 years ago, Isha’s mother was twice as old as Isha. The mother is 31 years old now. How old is Isha now?
21. 21.Rohan works twice as fast as Pooja. Together they finish a job in 7 days. How many days would Pooja take alone?
22. 22.A bus runs at 42 km/h. How far does it go in 20 minutes (in km)?
23. 23.A pair of shoes is marked at ₹3300. The shop gives a 20% discount. How much do you pay (in ₹)?
24. 24.In 18 years, Rahul will be twice as old as Rahul was 3 years ago. How old is Rahul now?
25. 25.A car runs for 3 hours at 45 km/h and then for 1 hour at 37 km/h. What is its average speed for the whole journey (in km/h)?
26. 26.A town has 840 people. Its population grows by 15%. How many people live there now?
27. 27.In how many years will ₹7700 earn ₹5390 as simple interest at 14% per year?
28. 28.Zoya and Diya together finish a job in 12 days. Zoya alone takes 21 days. How many days would Diya take alone?
29. 29.Kabir cycles to his school at 77 km/h and comes back by the same road at 21 km/h. What is his average speed for the whole trip (in km/h)?
30. 30.After a 5% discount, a pair of shoes costs ₹3078. What was its marked price (in ₹)?
31. 31.Change 108 km/h into metres per second.
32. 32.After a 20% discount, a school bag costs ₹496. What was its marked price (in ₹)?
33. 33.A table fan bought for ₹720 is sold at a loss of 25%. What is the selling price (in ₹)?
34. 34.The price of a school bag changes from ₹800 to ₹600. By what percent did it come down?
35. 35.In 23 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
36. 36.A water tank holds 2420 litres. 5% of the water is used. How many litres are left?
37. 37.A school bag marked at ₹4140 is sold for ₹2898. What is the discount percent?
38. 38.A watch is marked at ₹1320. The shop gives a 5% discount. How much do you pay (in ₹)?
39. 39.By selling a pair of shoes for ₹434, a shopkeeper makes a loss of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?
40. 40.Find the compound interest on ₹32000 at 20% per year for 3 years, added every year (in ₹).

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