Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 722 · 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.Tara is 4 years older than Dev. In 6 years, the sum of their ages will be 28. How old is Dev now?
2. 2.A shopkeeper buys a school bag for ₹1000 and sells it for ₹600. Find the loss percent.
3. 3.The price of a school bag changes from ₹1540 to ₹1925. By what percent did it go up?
4. 4.Kabir cycles to his school at 40 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
5. 5.Find the simple interest on ₹13600 at 15% per year for 1 year (in ₹).
6. 6.Kavya can finish a job in 17 days and Ananya in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
7. 7.By selling a watch for ₹780, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
8. 8.Pooja can finish a job in 22 days and Meera in 4 days. Pooja works alone for 11 days and then stops. Meera finishes the rest. How many days does Meera take?
9. 9.A pair of shoes marked at ₹3880 is sold for ₹2910. What is the discount percent?
10. 10.The price of a school bag changes from ₹2160 to ₹2592. By what percent did it go up?
11. 11.Find the simple interest on ₹3100 at 2% per year for 1 year (in ₹).
12. 12.Marks of 4 friends in a quiz: 59, 50, 49, 38. What is their average mark?
13. 13.A water tank holds 3320 litres. 50% of the water is used. How many litres are left?
14. 14.Find the amount when ₹46875 is invested at 12% per year compound interest for 3 years (in ₹).
15. 15.After a 10% discount, a school bag costs ₹2700. What was its marked price (in ₹)?
16. 16.After a 5% discount, a pressure cooker costs ₹1729. What was its marked price (in ₹)?
17. 17.Diya puts ₹11400 in a bank at 6% simple interest per year. How much will she have after 3 years (in ₹)?
18. 18.Marks of 6 friends in a quiz: 51, 59, 51, 73, 65, 61. What is their average mark?
19. 19.What is the difference between the compound interest and the simple interest on ₹13300 at 20% per year for 2 years (in ₹)?
20. 20.A town has 4640 people. Its population grows by 40%. How many people live there now?
21. 21.Rohan can finish a job in 7 days and Diya in 28 days. Rohan works alone for 2 days and then stops. Diya finishes the rest. How many days does Diya take?
22. 22.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
23. 23.Ishaan and Arjun together finish a job in 15 days. Ishaan alone takes 18 days. How many days would Arjun take alone?
24. 24.Diya puts ₹13200 in a bank at 10% simple interest per year. How much will she have after 2 years (in ₹)?
25. 25.After a 20% discount, a watch costs ₹2272. What was its marked price (in ₹)?
26. 26.In how many years will ₹9100 earn ₹1183 as simple interest at 13% per year?
27. 27.Marks of 6 friends in a quiz: 78, 77, 55, 79, 61, 70. What is their average mark?
28. 28.A study lamp marked at ₹2800 is sold for ₹1680. What is the discount percent?
29. 29.A water tank holds 2780 litres. 10% of the water is used. How many litres are left?
30. 30.A cricket bat marked at ₹840 is sold for ₹672. What is the discount percent?
31. 31.Sneha works twice as fast as Dev. Together they finish a job in 7 days. How many days would Dev take alone?
32. 32.Kabir’s father is four times as old as Kabir. The sum of their ages is 55 years. How old is the father?
33. 33.Farhan can finish a job in 13 days and Meera in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.A pressure cooker is marked at ₹1900. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
35. 35.Priya is 2 years older than Kavya. In 4 years, the sum of their ages will be 26. How old is Kavya now?
36. 36.A cricket bat bought for ₹240 is sold at a profit of 10%. What is the selling price (in ₹)?
37. 37.The price of a school bag changes from ₹1880 to ₹2820. By what percent did it go up?
38. 38.A shop sells an average of 51 kg of sugar a day for 4 days, and then 72 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
39. 39.In how many years will ₹3600 earn ₹144 as simple interest at 2% per year?
40. 40.A pressure cooker bought for ₹840 is sold at a loss of 5%. What is the selling price (in ₹)?

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