Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 996 · 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 30% and then goes up by 40% more. By what percent has it gone up in all? =
2. 2.Find the compound interest on ₹37125 at 20% per year for 3 years, added every year (in ₹).
3. 3.Saanvi’s batting average after 5 innings is 43 runs. How many runs must Saanvi score in the next innings to raise the average to 45?
4. 4.A shop sells an average of 22 kg of sugar a day for 4 days, and then 58 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
5. 5.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
6. 6.A price goes up by 20% and then goes up by 20% more. By what percent has it gone up in all? =
7. 7.A car runs for 3 hours at 73 km/h and then for 2 hours at 33 km/h. What is its average speed for the whole journey (in km/h)?
8. 8.After a 50% discount, a pressure cooker costs ₹2430. What was its marked price (in ₹)?
9. 9.Nisha’s batting average after 6 innings is 27 runs. How many runs must Nisha score in the next innings to raise the average to 32?
10. 10.By selling a table fan for ₹1575, a shopkeeper makes a profit of 25%. What did the table fan cost the shopkeeper (in ₹)?
11. 11.Diya puts ₹19400 in a bank at 5% simple interest per year. How much will she have after 4 years (in ₹)?
12. 12.3 years ago, Tara’s mother was four times as old as Tara. The mother is 19 years old now. How old is Tara now?
13. 13.By selling a table fan for ₹1080, a shopkeeper makes a profit of 50%. What did the table fan cost the shopkeeper (in ₹)?
14. 14.A water tank holds 2940 litres. 10% of the water is used. How many litres are left?
15. 15.In how many years will ₹12400 earn ₹2604 as simple interest at 7% per year?
16. 16.Find the compound interest on ₹5952 at 25% per year for 3 years, added every year (in ₹).
17. 17.What is the difference between the compound interest and the simple interest on ₹37500 at 4% per year for 2 years (in ₹)?
18. 18.Kavya can finish a job in 12 days and Sneha in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
19. 19.Marks of 5 friends in a quiz: 24, 39, 25, 20, 17. What is their average mark?
20. 20.Find the amount when ₹18175 is invested at 20% per year compound interest for 2 years (in ₹).
21. 21.A study lamp marked at ₹340 is sold for ₹204. What is the discount percent?
22. 22.What is the difference between the compound interest and the simple interest on ₹22500 at 4% per year for 2 years (in ₹)?
23. 23.The price of a bicycle is ₹4140. It goes up by 25%. What is the new price (in ₹)?
24. 24.6 years ago, Dev’s mother was twice as old as Dev. The mother is 18 years old now. How old is Dev now?
25. 25.By selling a school bag for ₹2444, a shopkeeper makes a profit of 30%. What did the school bag cost the shopkeeper (in ₹)?
26. 26.A bus runs at 70 km/h. How far does it go in 90 minutes (in km)?
27. 27.By selling a cricket bat for ₹2225, a shopkeeper makes a profit of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
28. 28.A shopkeeper buys a study lamp for ₹820 and sells it for ₹615. Find the loss percent.
29. 29.The average weight of 7 children is 33 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
30. 30.A bus runs at 72 km/h. How far does it go in 45 minutes (in km)?
31. 31.Marks of 4 friends in a quiz: 95, 88, 71, 90. What is their average mark?
32. 32.Find the amount when ₹3750 is invested at 8% per year compound interest for 2 years (in ₹).
33. 33.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
34. 34.The simple interest on ₹11400 for 2 years is ₹2280. What is the rate of interest (% per year)?
35. 35.A pressure cooker is marked at ₹490. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
36. 36.A school bag is marked at ₹595. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
37. 37.In how many years will ₹8200 earn ₹1066 as simple interest at 13% per year?
38. 38.Diya puts ₹15100 in a bank at 12% simple interest per year. How much will she have after 2 years (in ₹)?
39. 39.A water tank holds 4720 litres. 20% of the water is used. How many litres are left?
40. 40.In how many years will ₹3100 earn ₹403 as simple interest at 13% per year?

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