Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 402 · 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 school bag marked at ₹1460 is sold for ₹1314. What is the discount percent?
2. 2.After a 40% discount, a school bag costs ₹2340. What was its marked price (in ₹)?
3. 3.The average weight of 9 children is 26 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
4. 4.Farhan is 6 years older than Sneha. In 8 years, the sum of their ages will be 76. How old is Sneha now?
5. 5.Find the compound interest on ₹13600 at 5% per year for 2 years, added every year (in ₹).
6. 6.The simple interest on ₹16800 for 4 years is ₹2688. What is the rate of interest (% per year)?
7. 7.A table fan is marked at ₹580. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
8. 8.Meera can finish a job in 4 days and Farhan in 20 days. Meera works alone for 1 day and then stops. Farhan finishes the rest. How many days does Farhan take?
9. 9.Change 72 km/h into metres per second.
10. 10.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
11. 11.The price of a school bag changes from ₹3580 to ₹5370. By what percent did it go up?
12. 12.Saanvi’s batting average after 10 innings is 22 runs. How many runs must Saanvi score in the next innings to raise the average to 27?
13. 13.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
14. 14.Change 15 m/s into km/h.
15. 15.Change 40 m/s into km/h.
16. 16.After a 5% discount, a bicycle costs ₹3952. What was its marked price (in ₹)?
17. 17.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
18. 18.A pressure cooker marked at ₹3600 is sold for ₹2700. What is the discount percent?
19. 19.The price of a bicycle is ₹3840. It goes up by 50%. What is the new price (in ₹)?
20. 20.A bus runs at 78 km/h. How far does it go in 50 minutes (in km)?
21. 21.A school bag marked at ₹3980 is sold for ₹3582. What is the discount percent?
22. 22.Kabir cycles to his school at 33 km/h and comes back by the same road at 88 km/h. What is his average speed for the whole trip (in km/h)?
23. 23.The price of a bicycle is ₹2740. It goes up by 30%. What is the new price (in ₹)?
24. 24.The price of a school bag changes from ₹3200 to ₹4000. By what percent did it go up?
25. 25.Diya’s batting average after 8 innings is 44 runs. How many runs must Diya score in the next innings to raise the average to 46?
26. 26.In how many years will ₹15100 earn ₹5285 as simple interest at 7% per year?
27. 27.Dev’s batting average after 11 innings is 31 runs. How many runs must Dev score in the next innings to raise the average to 35?
28. 28.Find the simple interest on ₹12000 at 3% per year for 3 years (in ₹).
29. 29.A study lamp is marked at ₹608. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
30. 30.A pressure cooker marked at ₹360 is sold for ₹252. What is the discount percent?
31. 31.Aarav’s father is three times as old as Aarav. The sum of their ages is 28 years. How old is the father?
32. 32.A cricket bat bought for ₹1840 is sold at a profit of 25%. What is the selling price (in ₹)?
33. 33.Diya puts ₹7500 in a bank at 7% simple interest per year. How much will she have after 4 years (in ₹)?
34. 34.A town has 260 people. Its population grows by 30%. How many people live there now?
35. 35.Arjun can finish a job in 11 days and Priya in 10 days. What fraction of the job do they finish if they work together for 1 day? =
36. 36.A shop sells an average of 78 kg of sugar a day for 3 days, and then 36 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
37. 37.In 4 years, Aditya will be three times as old as Aditya was 6 years ago. How old is Aditya now?
38. 38.A shopkeeper buys a pair of shoes for ₹1180 and sells it for ₹1652. Find the profit percent.
39. 39.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
40. 40.Find the amount when ₹32000 is invested at 5% per year compound interest for 3 years (in ₹).

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