Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 675 · 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.Kabir can finish a job in 4 days and Arjun in 6 days. What fraction of the job do they finish if they work together for 2 days? =
2. 2.Change 10 m/s into km/h.
3. 3.A watch is marked at ₹688. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
4. 4.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)?
5. 5.What is the difference between the compound interest and the simple interest on ₹11600 at 5% per year for 2 years (in ₹)?
6. 6.The price of a bicycle is ₹2660. It goes up by 30%. What is the new price (in ₹)?
7. 7.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
8. 8.Aditya can finish a job in 9 days and Rohan in 5 days. What fraction of the job do they finish if they work together for 2 days? =
9. 9.Find the compound interest on ₹27500 at 4% per year for 2 years, added every year (in ₹).
10. 10.Vivaan works twice as fast as Kavya. Together they finish a job in 8 days. How many days would Kavya take alone?
11. 11.Ishaan can finish a job in 4 days and Pooja in 8 days. Ishaan works alone for 3 days and then stops. Pooja finishes the rest. How many days does Pooja take?
12. 12.The price of a school bag changes from ₹360 to ₹324. By what percent did it come down?
13. 13.A shop sells an average of 55 kg of sugar a day for 3 days, and then 69 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
14. 14.Ananya can finish a job in 9 days and Pooja in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
15. 15.A car runs for 2 hours at 72 km/h and then for 3 hours at 27 km/h. What is its average speed for the whole journey (in km/h)?
16. 16.How many minutes does a car take to go 75 km at 30 km/h?
17. 17.How many minutes does a car take to go 44 km at 48 km/h?
18. 18.After a 40% discount, a bicycle costs ₹2628. What was its marked price (in ₹)?
19. 19.A pair of shoes is marked at ₹4380. The shop gives a 5% discount. How much do you pay (in ₹)?
20. 20.Kavya works three times as fast as Pooja. Together they finish a job in 8 days. How many days would Pooja take alone?
21. 21.Find the simple interest on ₹4000 at 4% per year for 4 years (in ₹).
22. 22.Rahul is 2 years older than Saanvi. In 10 years, the sum of their ages will be 36. How old is Saanvi now?
23. 23.By selling a watch for ₹1632, a shopkeeper makes a profit of 20%. What did the watch cost the shopkeeper (in ₹)?
24. 24.A shopkeeper buys a school bag for ₹1340 and sells it for ₹1474. Find the profit percent.
25. 25.After a 25% discount, a cricket bat costs ₹2565. What was its marked price (in ₹)?
26. 26.7 years ago, Rohan’s mother was twice as old as Rohan. The mother is 19 years old now. How old is Rohan now?
27. 27.The price of a school bag changes from ₹1060 to ₹1378. By what percent did it go up?
28. 28.Marks of 6 friends in a quiz: 43, 43, 40, 48, 58, 80. What is their average mark?
29. 29.Vivaan works three times as fast as Dev. Together they finish a job in 3 days. How many days would Dev take alone?
30. 30.After a 40% discount, a bicycle costs ₹1140. What was its marked price (in ₹)?
31. 31.A bicycle bought for ₹1100 is sold at a profit of 40%. What is the selling price (in ₹)?
32. 32.The average of 4 numbers is 59. When one more number is added, the average becomes 65. What number was added?
33. 33.The price of a school bag changes from ₹3040 to ₹2888. By what percent did it come down?
34. 34.Find the amount when ₹11696 is invested at 25% per year compound interest for 2 years (in ₹).
35. 35.Diya’s father is three times as old as Diya. The sum of their ages is 24 years. How old is Diya?
36. 36.A price goes up by 10% and then goes up by 20% more. By what percent has it gone up in all? =
37. 37.Change 108 km/h into metres per second.
38. 38.By selling a pressure cooker for ₹405, a shopkeeper makes a loss of 25%. What did the pressure cooker cost the shopkeeper (in ₹)?
39. 39.Zoya works three times as fast as Meera. Together they finish a job in 2 days. How many days would Meera take alone?
40. 40.What sum of money earns ₹7876 simple interest in 4 years at 11% per year (in ₹)?

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