Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 817 · 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 shop sells 2120 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
2. 2.A school bag bought for ₹1540 is sold at a profit of 15%. What is the selling price (in ₹)?
3. 3.The average weight of 5 children is 32 kg. One child, who weighs 44 kg, leaves the group. What is the new average weight (in kg)?
4. 4.Aarav’s batting average after 10 innings is 21 runs. How many runs must Aarav score in the next innings to raise the average to 23?
5. 5.Find the amount when ₹47232 is invested at 25% per year compound interest for 3 years (in ₹).
6. 6.Change 18 km/h into metres per second.
7. 7.A shopkeeper buys a watch for ₹880 and sells it for ₹528. Find the loss percent.
8. 8.After a 30% discount, a pair of shoes costs ₹2450. What was its marked price (in ₹)?
9. 9.After a 10% discount, a pressure cooker costs ₹2304. What was its marked price (in ₹)?
10. 10.A bicycle marked at ₹2580 is sold for ₹1290. What is the discount percent?
11. 11.A shopkeeper buys a cricket bat for ₹800 and sells it for ₹400. Find the loss percent.
12. 12.Ananya and Aditya together finish a job in 6 days. Ananya alone takes 9 days. How many days would Aditya take alone?
13. 13.Find the compound interest on ₹20200 at 10% per year for 2 years, added every year (in ₹).
14. 14.The average of 4 numbers is 26. When one more number is added, the average becomes 30. What number was added?
15. 15.What sum of money earns ₹957 simple interest in 1 year at 11% per year (in ₹)?
16. 16.A price comes down by 15% and then comes down by 10% more. By what percent has it come down in all? =
17. 17.The price of a school bag changes from ₹2120 to ₹1484. By what percent did it come down?
18. 18.A shopkeeper buys a pair of shoes for ₹220 and sells it for ₹275. Find the profit percent.
19. 19.Isha can finish a job in 20 days and Rohan in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.What is the difference between the compound interest and the simple interest on ₹10000 at 4% per year for 2 years (in ₹)?
21. 21.Farhan can finish a job in 20 days and Nisha in 8 days. What fraction of the job do they finish if they work together for 3 days? =
22. 22.By selling a school bag for ₹720, a shopkeeper makes a loss of 50%. What did the school bag cost the shopkeeper (in ₹)?
23. 23.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)?
24. 24.Change 20 m/s into km/h.
25. 25.Meera is 3 years older than Farhan. In 3 years, the sum of their ages will be 49. How old is Farhan now?
26. 26.A shop sells an average of 68 kg of sugar a day for 4 days, and then 80 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
27. 27.3 years ago, Pooja’s mother was three times as old as Pooja. The mother is 36 years old now. How old is Pooja now?
28. 28.In how many years will ₹2400 earn ₹288 as simple interest at 12% per year?
29. 29.A town has 2240 people. Its population grows by 5%. How many people live there now?
30. 30.Arjun can finish a job in 4 days and Saanvi in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
31. 31.In how many years will ₹4200 earn ₹1764 as simple interest at 14% per year?
32. 32.After a 20% discount, a school bag costs ₹2320. What was its marked price (in ₹)?
33. 33.A shop sells 1160 cups of tea a month. Next month it sells 30% more. How many cups does it sell next month?
34. 34.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
35. 35.Kabir cycles to his school at 78 km/h and comes back by the same road at 26 km/h. What is his average speed for the whole trip (in km/h)?
36. 36.A bicycle marked at ₹2680 is sold for ₹2546. What is the discount percent?
37. 37.Find the amount when ₹14800 is invested at 15% per year compound interest for 2 years (in ₹).
38. 38.Priya can finish a job in 10 days and Tara in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
39. 39.Arjun works twice as fast as Rahul. Together they finish a job in 5 days. How many days would Rahul take alone?
40. 40.Change 72 km/h into metres per second.

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