Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 386 · 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.A table fan marked at ₹240 is sold for ₹228. What is the discount percent?
2. 2.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
3. 3.Find the amount when ₹15625 is invested at 8% per year compound interest for 3 years (in ₹).
4. 4.The simple interest on ₹6500 for 5 years is ₹4550. What is the rate of interest (% per year)?
5. 5.Find the amount when ₹20625 is invested at 4% per year compound interest for 2 years (in ₹).
6. 6.Manav’s batting average after 14 innings is 49 runs. How many runs must Manav score in the next innings to raise the average to 54?
7. 7.A car runs for 4 hours at 20 km/h and then for 4 hours at 48 km/h. What is its average speed for the whole journey (in km/h)?
8. 8.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
9. 9.Change 108 km/h into metres per second.
10. 10.5 years ago, Diya’s mother was twice as old as Diya. The mother is 25 years old now. How old is Diya now?
11. 11.Find the amount when ₹10625 is invested at 8% per year compound interest for 2 years (in ₹).
12. 12.Meera can finish a job in 20 days and Arjun in 6 days. What fraction of the job do they finish if they work together for 1 day? =
13. 13.A water tank holds 5000 litres. 25% of the water is used. How many litres are left?
14. 14.Karan can finish a job in 4 days and Sneha in 7 days. What fraction of the job do they finish if they work together for 2 days? =
15. 15.Pooja can finish a job in 2 days and Vivaan in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
16. 16.A water tank holds 3380 litres. 40% of the water is used. How many litres are left?
17. 17.Find the compound interest on ₹3125 at 4% per year for 2 years, added every year (in ₹).
18. 18.A shop sells an average of 44 kg of sugar a day for 2 days, and then 29 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
19. 19.A table fan marked at ₹4120 is sold for ₹3708. What is the discount percent?
20. 20.Find the compound interest on ₹1875 at 12% per year for 2 years, added every year (in ₹).
21. 21.Diya and Tara together finish a job in 2 days. Diya alone takes 6 days. How many days would Tara take alone?
22. 22.By selling a bicycle for ₹588, a shopkeeper makes a profit of 40%. What did the bicycle cost the shopkeeper (in ₹)?
23. 23.5 years ago, Ananya’s mother was four times as old as Ananya. The mother is 29 years old now. How old is Ananya now?
24. 24.The average of 9 numbers is 18. When one more number is added, the average becomes 22. What number was added?
25. 25.A pressure cooker marked at ₹1340 is sold for ₹804. What is the discount percent?
26. 26.Find the simple interest on ₹10800 at 2% per year for 5 years (in ₹).
27. 27.By selling a bicycle for ₹1550, a shopkeeper makes a profit of 25%. What did the bicycle cost the shopkeeper (in ₹)?
28. 28.A bicycle marked at ₹4620 is sold for ₹3465. What is the discount percent?
29. 29.A bus runs at 90 km/h. How far does it go in 50 minutes (in km)?
30. 30.The simple interest on ₹16800 for 2 years is ₹1680. What is the rate of interest (% per year)?
31. 31.8 years ago, Aarav’s mother was twice as old as Aarav. The mother is 14 years old now. How old is Aarav now?
32. 32.Rahul can finish a job in 17 days and Dev in 8 days. What fraction of the job do they finish if they work together for 1 day? =
33. 33.A car runs for 2 hours at 23 km/h and then for 2 hours at 49 km/h. What is its average speed for the whole journey (in km/h)?
34. 34.A shop sells an average of 80 kg of sugar a day for 2 days, and then 24 kg a day for the next 5 days. What is the average sale per day for all 7 days (in kg)?
35. 35.A study lamp marked at ₹1280 is sold for ₹1216. What is the discount percent?
36. 36.The average of 4 numbers is 18. When one more number is added, the average becomes 24. What number was added?
37. 37.Saanvi can finish a job in 28 days and Farhan in 12 days. Saanvi works alone for 7 days and then stops. Farhan finishes the rest. How many days does Farhan take?
38. 38.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
39. 39.A bus runs at 42 km/h. How far does it go in 10 minutes (in km)?
40. 40.A watch marked at ₹840 is sold for ₹714. What is the discount percent?

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