Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 112 · 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.Kavya is 8 years older than Ananya. In 4 years, the sum of their ages will be 68. How old is Ananya now?
2. 2.Kabir cycles to his school at 12 km/h and comes back by the same road at 36 km/h. What is his average speed for the whole trip (in km/h)?
3. 3.What sum of money earns ₹4725 simple interest in 3 years at 15% per year (in ₹)?
4. 4.A water tank holds 2180 litres. 15% of the water is used. How many litres are left?
5. 5.Pooja works three times as fast as Saanvi. Together they finish a job in 3 days. How many days would Saanvi take alone?
6. 6.A bus runs at 64 km/h. How far does it go in 45 minutes (in km)?
7. 7.The price of a bicycle is ₹3660. It goes up by 30%. What is the new price (in ₹)?
8. 8.By selling a bicycle for ₹868, a shopkeeper makes a loss of 30%. What did the bicycle cost the shopkeeper (in ₹)?
9. 9.Aditya is 5 years older than Aarav. In 9 years, the sum of their ages will be 63. How old is Aarav now?
10. 10.A cricket bat marked at ₹2380 is sold for ₹1904. What is the discount percent?
11. 11.A bicycle is marked at ₹3940. The shop gives a 40% discount. How much do you pay (in ₹)?
12. 12.A school bag is marked at ₹4160. The shop gives a 10% discount. How much do you pay (in ₹)?
13. 13.After a 10% discount, a pressure cooker costs ₹2466. What was its marked price (in ₹)?
14. 14.In how many years will ₹1800 earn ₹720 as simple interest at 8% per year?
15. 15.The average weight of 7 children is 38 kg. One child, who weighs 56 kg, leaves the group. What is the new average weight (in kg)?
16. 16.What is the difference between the compound interest and the simple interest on ₹30000 at 8% per year for 2 years (in ₹)?
17. 17.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
18. 18.Find the compound interest on ₹19600 at 15% per year for 2 years, added every year (in ₹).
19. 19.A town has 4360 people. Its population grows by 15%. How many people live there now?
20. 20.A school bag is marked at ₹475. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
21. 21.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
22. 22.What sum of money earns ₹1040 simple interest in 4 years at 5% per year (in ₹)?
23. 23.Diya puts ₹17400 in a bank at 8% simple interest per year. How much will she have after 1 year (in ₹)?
24. 24.The price of a school bag changes from ₹1160 to ₹1624. By what percent did it go up?
25. 25.The simple interest on ₹8400 for 1 year is ₹756. What is the rate of interest (% per year)?
26. 26.The simple interest on ₹3700 for 2 years is ₹296. What is the rate of interest (% per year)?
27. 27.A bicycle is marked at ₹2600. The shop gives a 10% discount. How much do you pay (in ₹)?
28. 28.Change 20 m/s into km/h.
29. 29.Kabir cycles to his school at 84 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
30. 30.A shopkeeper buys a watch for ₹1800 and sells it for ₹2070. Find the profit percent.
31. 31.By selling a pair of shoes for ₹112, a shopkeeper makes a loss of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
32. 32.Diya can finish a job in 13 days and Ananya in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
33. 33.A shopkeeper buys a study lamp for ₹920 and sells it for ₹1288. Find the profit percent.
34. 34.In 12 years, Vivaan will be twice as old as Vivaan was 5 years ago. How old is Vivaan now?
35. 35.A bicycle is marked at ₹660. The shop gives a 15% discount. How much do you pay (in ₹)?
36. 36.By selling a watch for ₹357, a shopkeeper makes a loss of 15%. What did the watch cost the shopkeeper (in ₹)?
37. 37.A car runs for 4 hours at 40 km/h and then for 4 hours at 56 km/h. What is its average speed for the whole journey (in km/h)?
38. 38.The average of 6 numbers is 40. When one more number is added, the average becomes 43. What number was added?
39. 39.A shopkeeper buys a bicycle for ₹1220 and sells it for ₹1830. Find the profit percent.
40. 40.Meera’s batting average after 6 innings is 30 runs. How many runs must Meera score in the next innings to raise the average to 33?

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