Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 199 · 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 15 days and Farhan in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
2. 2.Meera can finish a job in 7 days and Rohan in 28 days. Meera works alone for 6 days and then stops. Rohan finishes the rest. How many days does Rohan take?
3. 3.Find the simple interest on ₹12500 at 11% per year for 2 years (in ₹).
4. 4.Ananya is 5 years older than Priya. In 6 years, the sum of their ages will be 31. How old is Priya now?
5. 5.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
6. 6.How many minutes does a car take to go 13 km at 39 km/h?
7. 7.Ananya can finish a job in 2 days and Kavya in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.Karan’s batting average after 12 innings is 29 runs. How many runs must Karan score in the next innings to raise the average to 33?
9. 9.Pooja is 9 years older than Kavya. In 10 years, the sum of their ages will be 57. How old is Kavya now?
10. 10.The price of a school bag changes from ₹680 to ₹340. By what percent did it come down?
11. 11.The simple interest on ₹5500 for 5 years is ₹1375. What is the rate of interest (% per year)?
12. 12.What sum of money earns ₹3650 simple interest in 5 years at 10% per year (in ₹)?
13. 13.Marks of 4 friends in a quiz: 59, 44, 36, 37. What is their average mark?
14. 14.A price goes up by 50% and then goes up by 10% more. By what percent has it gone up in all? =
15. 15.Find the compound interest on ₹32000 at 5% per year for 3 years, added every year (in ₹).
16. 16.A shopkeeper buys a watch for ₹220 and sells it for ₹176. Find the loss percent.
17. 17.Find the compound interest on ₹46528 at 25% per year for 3 years, added every year (in ₹).
18. 18.A school bag is marked at ₹4800. The shop gives a 25% discount. How much do you pay (in ₹)?
19. 19.Vivaan can finish a job in 12 days and Kabir in 6 days. Vivaan works alone for 10 days and then stops. Kabir finishes the rest. How many days does Kabir take?
20. 20.A study lamp marked at ₹740 is sold for ₹666. What is the discount percent?
21. 21.A shopkeeper buys a school bag for ₹560 and sells it for ₹532. Find the loss percent.
22. 22.What is the difference between the compound interest and the simple interest on ₹30400 at 5% per year for 2 years (in ₹)?
23. 23.A price goes up by 15% and then goes up by 40% more. By what percent has it gone up in all? =
24. 24.A water tank holds 2420 litres. 15% of the water is used. How many litres are left?
25. 25.Marks of 4 friends in a quiz: 89, 68, 90, 81. What is their average mark?
26. 26.Rahul can finish a job in 24 days and Zoya in 8 days. Rahul works alone for 18 days and then stops. Zoya finishes the rest. How many days does Zoya take?
27. 27.By selling a watch for ₹380, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
28. 28.Tara is 5 years older than Aditya. In 2 years, the sum of their ages will be 59. How old is Aditya now?
29. 29.Ananya’s batting average after 5 innings is 37 runs. How many runs must Ananya score in the next innings to raise the average to 39?
30. 30.Find the compound interest on ₹25536 at 25% per year for 3 years, added every year (in ₹).
31. 31.Find the amount when ₹34400 is invested at 10% per year compound interest for 2 years (in ₹).
32. 32.A price comes down by 30% and then comes down by 40% more. By what percent has it come down in all? =
33. 33.A shop sells an average of 67 kg of sugar a day for 4 days, and then 31 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
34. 34.In 13 years, Rohan will be twice as old as Rohan was 2 years ago. How old is Rohan now?
35. 35.Marks of 4 friends in a quiz: 17, 22, 39, 22. What is their average mark?
36. 36.7 years ago, Farhan’s mother was twice as old as Farhan. The mother is 15 years old now. How old is Farhan now?
37. 37.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
38. 38.A school bag bought for ₹460 is sold at a profit of 20%. What is the selling price (in ₹)?
39. 39.A shopkeeper buys a study lamp for ₹1640 and sells it for ₹1722. Find the profit percent.
40. 40.Kabir can finish a job in 12 days and Zoya in 7 days. What fraction of the job do they finish if they work together for 2 days? =

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