Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 304 · 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.In 20 years, Manav will be three times as old as Manav was 2 years ago. How old is Manav now?
2. 2.A water tank holds 1240 litres. 5% of the water is used. How many litres are left?
3. 3.The price of a school bag changes from ₹1000 to ₹500. By what percent did it come down?
4. 4.A car runs for 2 hours at 60 km/h and then for 1 hour at 48 km/h. What is its average speed for the whole journey (in km/h)?
5. 5.Meera can finish a job in 15 days and Arjun in 12 days. What fraction of the job do they finish if they work together for 2 days? =
6. 6.9 years ago, Zoya’s mother was twice as old as Zoya. The mother is 17 years old now. How old is Zoya now?
7. 7.The price of a school bag changes from ₹4940 to ₹5434. By what percent did it go up?
8. 8.Rahul and Kavya together finish a job in 12 days. Rahul alone takes 15 days. How many days would Kavya take alone?
9. 9.A watch is marked at ₹4160. The shop gives a 50% discount. How much do you pay (in ₹)?
10. 10.Dev can finish a job in 17 days and Zoya in 12 days. What fraction of the job do they finish if they work together for 2 days? =
11. 11.Find the simple interest on ₹7300 at 9% per year for 1 year (in ₹).
12. 12.Aarav is 8 years older than Rohan. In 6 years, the sum of their ages will be 72. How old is Rohan now?
13. 13.A table fan bought for ₹500 is sold at a profit of 20%. What is the selling price (in ₹)?
14. 14.A pressure cooker is marked at ₹440. The shop takes 10% off, and then a further 25% off the new price. How much do you pay (in ₹)?
15. 15.What is the difference between the compound interest and the simple interest on ₹20000 at 8% per year for 2 years (in ₹)?
16. 16.Marks of 5 friends in a quiz: 46, 63, 55, 51, 70. What is their average mark?
17. 17.Find the simple interest on ₹13100 at 4% per year for 5 years (in ₹).
18. 18.In 29 years, Saanvi will be twice as old as Saanvi was 4 years ago. How old is Saanvi now?
19. 19.A study lamp is marked at ₹1560. The shop takes 10% off, and then a further 25% off the new price. How much do you pay (in ₹)?
20. 20.Marks of 5 friends in a quiz: 60, 62, 58, 50, 80. What is their average mark?
21. 21.What is the difference between the compound interest and the simple interest on ₹50000 at 8% per year for 2 years (in ₹)?
22. 22.Pooja works three times as fast as Nisha. Together they finish a job in 2 days. How many days would Nisha take alone?
23. 23.How many minutes does a car take to go 138 km at 30 km/h?
24. 24.After a 40% discount, a watch costs ₹276. What was its marked price (in ₹)?
25. 25.Aarav and Diya together finish a job in 2 days. Aarav alone takes 6 days. How many days would Diya take alone?
26. 26.Zoya can finish a job in 9 days and Vivaan in 12 days. What fraction of the job do they finish if they work together for 1 day? =
27. 27.In how many years will ₹6000 earn ₹1440 as simple interest at 8% per year?
28. 28.Meera is 9 years older than Manav. In 9 years, the sum of their ages will be 57. How old is Manav now?
29. 29.The price of a school bag changes from ₹4080 to ₹3468. By what percent did it come down?
30. 30.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
31. 31.A price goes up by 5% and then goes up by 50% more. By what percent has it gone up in all? =
32. 32.A watch is marked at ₹550. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
33. 33.A pressure cooker is marked at ₹980. The shop takes 10% off, and then a further 50% off the new price. How much do you pay (in ₹)?
34. 34.Find the compound interest on ₹10800 at 5% per year for 2 years, added every year (in ₹).
35. 35.By selling a cricket bat for ₹475, a shopkeeper makes a profit of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
36. 36.Karan’s batting average after 11 innings is 21 runs. How many runs must Karan score in the next innings to raise the average to 22?
37. 37.Aarav can finish a job in 15 days and Aditya in 30 days. Aarav works alone for 4 days and then stops. Aditya finishes the rest. How many days does Aditya take?
38. 38.Tara’s father is five times as old as Tara. The sum of their ages is 66 years. How old is the father?
39. 39.Zoya’s batting average after 11 innings is 40 runs. How many runs must Zoya score in the next innings to raise the average to 41?
40. 40.A car runs for 4 hours at 35 km/h and then for 4 hours at 49 km/h. What is its average speed for the whole journey (in km/h)?

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