Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 833 · 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.How many minutes does a car take to go 81 km at 36 km/h?
2. 2.A bicycle is marked at ₹415. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
3. 3.A shop sells an average of 54 kg of sugar a day for 2 days, and then 27 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
4. 4.By selling a pressure cooker for ₹1056, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
5. 5.Vivaan can finish a job in 14 days and Ananya in 24 days. Vivaan works alone for 7 days and then stops. Ananya finishes the rest. How many days does Ananya take?
6. 6.Change 90 km/h into metres per second.
7. 7.What is the difference between the compound interest and the simple interest on ₹4800 at 15% per year for 2 years (in ₹)?
8. 8.A school bag bought for ₹1880 is sold at a profit of 15%. What is the selling price (in ₹)?
9. 9.Sneha can finish a job in 18 days and Manav in 9 days. What fraction of the job do they finish if they work together for 1 day? =
10. 10.A table fan bought for ₹560 is sold at a loss of 15%. What is the selling price (in ₹)?
11. 11.The average of 7 numbers is 27. When one more number is added, the average becomes 32. What number was added?
12. 12.A town has 480 people. Its population grows by 25%. How many people live there now?
13. 13.A cricket bat is marked at ₹435. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
14. 14.The average of 8 numbers is 49. When one more number is added, the average becomes 51. What number was added?
15. 15.Find the amount when ₹18432 is invested at 25% per year compound interest for 3 years (in ₹).
16. 16.The price of a school bag changes from ₹1900 to ₹2850. By what percent did it go up?
17. 17.In how many years will ₹19100 earn ₹6876 as simple interest at 9% per year?
18. 18.The price of a bicycle is ₹3000. It goes up by 5%. What is the new price (in ₹)?
19. 19.Aditya’s batting average after 5 innings is 21 runs. How many runs must Aditya score in the next innings to raise the average to 24?
20. 20.Manav can finish a job in 21 days and Ananya in 28 days. Manav works alone for 3 days and then stops. Ananya finishes the rest. How many days does Ananya take?
21. 21.Aarav’s father is five times as old as Aarav. The sum of their ages is 30 years. How old is the father?
22. 22.Rahul can finish a job in 14 days and Aarav in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
23. 23.The average weight of 11 children is 26 kg. One child, who weighs 36 kg, leaves the group. What is the new average weight (in kg)?
24. 24.3 years ago, Diya’s mother was twice as old as Diya. The mother is 23 years old now. How old is Diya now?
25. 25.A shopkeeper buys a table fan for ₹1140 and sells it for ₹1482. Find the profit percent.
26. 26.Marks of 4 friends in a quiz: 49, 70, 54, 63. What is their average mark?
27. 27.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
28. 28.After a 30% discount, a pair of shoes costs ₹2282. What was its marked price (in ₹)?
29. 29.In how many years will ₹1500 earn ₹780 as simple interest at 13% per year?
30. 30.By selling a study lamp for ₹833, a shopkeeper makes a loss of 15%. What did the study lamp cost the shopkeeper (in ₹)?
31. 31.A water tank holds 2380 litres. 5% of the water is used. How many litres are left?
32. 32.Diya puts ₹14500 in a bank at 9% simple interest per year. How much will she have after 2 years (in ₹)?
33. 33.Find the compound interest on ₹38000 at 20% per year for 3 years, added every year (in ₹).
34. 34.Find the simple interest on ₹7500 at 15% per year for 1 year (in ₹).
35. 35.Kavya and Rohan together finish a job in 2 days. Kavya alone takes 3 days. How many days would Rohan take alone?
36. 36.By selling a cricket bat for ₹1650, a shopkeeper makes a profit of 50%. What did the cricket bat cost the shopkeeper (in ₹)?
37. 37.A price comes down by 5% and then comes down by 10% more. By what percent has it come down in all? =
38. 38.A shopkeeper buys a bicycle for ₹1920 and sells it for ₹1440. Find the loss percent.
39. 39.Kavya is 2 years older than Isha. In 10 years, the sum of their ages will be 54. How old is Isha now?
40. 40.By selling a study lamp for ₹1400, a shopkeeper makes a profit of 25%. What did the study lamp cost the shopkeeper (in ₹)?

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