Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 706 · 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.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
2. 2.A shop sells an average of 67 kg of sugar a day for 5 days, and then 55 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
3. 3.Rahul can finish a job in 14 days and Aditya in 28 days. Rahul works alone for 13 days and then stops. Aditya finishes the rest. How many days does Aditya take?
4. 4.Marks of 5 friends in a quiz: 81, 81, 79, 94, 75. What is their average mark?
5. 5.By selling a pressure cooker for ₹360, a shopkeeper makes a loss of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
6. 6.Find the simple interest on ₹4900 at 11% per year for 2 years (in ₹).
7. 7.Change 18 km/h into metres per second.
8. 8.Manav works three times as fast as Kabir. Together they finish a job in 7 days. How many days would Kabir take alone?
9. 9.Change 108 km/h into metres per second.
10. 10.A pressure cooker is marked at ₹2640. The shop gives a 15% discount. How much do you pay (in ₹)?
11. 11.Saanvi can finish a job in 8 days and Rohan in 5 days. What fraction of the job do they finish if they work together for 1 day? =
12. 12.By selling a watch for ₹2139, a shopkeeper makes a profit of 15%. What did the watch cost the shopkeeper (in ₹)?
13. 13.Diya’s batting average after 7 innings is 25 runs. How many runs must Diya score in the next innings to raise the average to 29?
14. 14.A watch bought for ₹880 is sold at a profit of 30%. What is the selling price (in ₹)?
15. 15.Saanvi can finish a job in 6 days and Nisha in 21 days. Saanvi works alone for 2 days and then stops. Nisha finishes the rest. How many days does Nisha take?
16. 16.A cricket bat bought for ₹940 is sold at a loss of 10%. What is the selling price (in ₹)?
17. 17.A study lamp is marked at ₹1220. The shop gives a 30% discount. How much do you pay (in ₹)?
18. 18.The simple interest on ₹2600 for 2 years is ₹156. What is the rate of interest (% per year)?
19. 19.A shopkeeper buys a watch for ₹1240 and sells it for ₹1612. Find the profit percent.
20. 20.A table fan marked at ₹1300 is sold for ₹975. What is the discount percent?
21. 21.The average weight of 9 children is 35 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
22. 22.A pair of shoes bought for ₹840 is sold at a profit of 15%. What is the selling price (in ₹)?
23. 23.Change 15 m/s into km/h.
24. 24.Tara and Priya together finish a job in 5 days. Tara alone takes 6 days. How many days would Priya take alone?
25. 25.In 29 years, Sneha will be twice as old as Sneha was 2 years ago. How old is Sneha now?
26. 26.In how many years will ₹16000 earn ₹2240 as simple interest at 14% per year?
27. 27.The price of a bicycle is ₹5000. It goes up by 25%. What is the new price (in ₹)?
28. 28.A town has 200 people. Its population grows by 10%. How many people live there now?
29. 29.A bus runs at 58 km/h. How far does it go in 30 minutes (in km)?
30. 30.Manav’s batting average after 7 innings is 46 runs. How many runs must Manav score in the next innings to raise the average to 47?
31. 31.Find the amount when ₹3750 is invested at 20% per year compound interest for 3 years (in ₹).
32. 32.What is the difference between the compound interest and the simple interest on ₹47500 at 12% per year for 2 years (in ₹)?
33. 33.Find the simple interest on ₹9700 at 13% per year for 3 years (in ₹).
34. 34.A water tank holds 680 litres. 50% of the water is used. How many litres are left?
35. 35.A watch is marked at ₹920. The shop gives a 20% discount. How much do you pay (in ₹)?
36. 36.A water tank holds 2820 litres. 20% of the water is used. How many litres are left?
37. 37.Aditya’s father is four times as old as Aditya. The sum of their ages is 55 years. How old is Aditya?
38. 38.A watch is marked at ₹675. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
39. 39.In how many years will ₹4600 earn ₹230 as simple interest at 5% per year?
40. 40.10 years ago, Aditya’s mother was four times as old as Aditya. The mother is 22 years old now. How old is Aditya now?

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