Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 191 · 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 price goes up by 50% and then goes up by 25% more. By what percent has it gone up in all? =
2. 2.Rohan’s batting average after 11 innings is 31 runs. How many runs must Rohan score in the next innings to raise the average to 32?
3. 3.A school bag is marked at ₹900. The shop gives a 50% discount. How much do you pay (in ₹)?
4. 4.5 years ago, Farhan’s mother was four times as old as Farhan. The mother is 41 years old now. How old is Farhan now?
5. 5.Kavya can finish a job in 9 days and Ishaan in 4 days. What fraction of the job do they finish if they work together for 2 days? =
6. 6.Find the compound interest on ₹33200 at 10% per year for 2 years, added every year (in ₹).
7. 7.Nisha’s batting average after 6 innings is 21 runs. How many runs must Nisha score in the next innings to raise the average to 23?
8. 8.What is the difference between the compound interest and the simple interest on ₹35000 at 20% per year for 2 years (in ₹)?
9. 9.A watch is marked at ₹4160. The shop gives a 5% discount. How much do you pay (in ₹)?
10. 10.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
11. 11.A cricket bat bought for ₹200 is sold at a loss of 5%. What is the selling price (in ₹)?
12. 12.Diya puts ₹1100 in a bank at 8% simple interest per year. How much will she have after 2 years (in ₹)?
13. 13.The average of 8 numbers is 31. When one more number is added, the average becomes 32. What number was added?
14. 14.After a 50% discount, a cricket bat costs ₹1370. What was its marked price (in ₹)?
15. 15.Find the simple interest on ₹18800 at 5% per year for 2 years (in ₹).
16. 16.10 years ago, Arjun’s mother was four times as old as Arjun. The mother is 34 years old now. How old is Arjun now?
17. 17.Find the simple interest on ₹16100 at 2% per year for 5 years (in ₹).
18. 18.A shopkeeper buys a watch for ₹280 and sells it for ₹140. Find the loss percent.
19. 19.Manav works three times as fast as Karan. Together they finish a job in 8 days. How many days would Karan take alone?
20. 20.Change 18 km/h into metres per second.
21. 21.A cricket bat bought for ₹120 is sold at a loss of 10%. What is the selling price (in ₹)?
22. 22.A shop sells an average of 49 kg of sugar a day for 2 days, and then 23 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
23. 23.Find the simple interest on ₹3500 at 14% per year for 1 year (in ₹).
24. 24.A water tank holds 1180 litres. 30% of the water is used. How many litres are left?
25. 25.A shopkeeper buys a bicycle for ₹1660 and sells it for ₹1245. Find the loss percent.
26. 26.Meera can finish a job in 4 days and Tara in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.The average weight of 9 children is 39 kg. One child, who weighs 47 kg, leaves the group. What is the new average weight (in kg)?
28. 28.Find the amount when ₹19375 is invested at 12% per year compound interest for 2 years (in ₹).
29. 29.A bus runs at 22 km/h. How far does it go in 30 minutes (in km)?
30. 30.A cricket bat is marked at ₹160. The shop gives a 50% discount. How much do you pay (in ₹)?
31. 31.A price goes up by 40% and then goes up by 50% more. By what percent has it gone up in all? =
32. 32.A pair of shoes bought for ₹920 is sold at a loss of 10%. What is the selling price (in ₹)?
33. 33.Meera can finish a job in 19 days and Farhan in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.By selling a study lamp for ₹1456, a shopkeeper makes a profit of 40%. What did the study lamp cost the shopkeeper (in ₹)?
35. 35.A water tank holds 220 litres. 50% of the water is used. How many litres are left?
36. 36.A table fan bought for ₹720 is sold at a loss of 10%. What is the selling price (in ₹)?
37. 37.In how many years will ₹6400 earn ₹128 as simple interest at 2% per year?
38. 38.A water tank holds 500 litres. 25% of the water is used. How many litres are left?
39. 39.A price goes up by 40% and then goes up by 40% more. By what percent has it gone up in all? =
40. 40.By selling a bicycle for ₹1760, a shopkeeper makes a profit of 10%. What did the bicycle cost the shopkeeper (in ₹)?

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