Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 917 · 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 how many years will ₹10800 earn ₹7560 as simple interest at 14% per year?
2. 2.A town has 2240 people. Its population grows by 50%. How many people live there now?
3. 3.Find the simple interest on ₹12400 at 2% per year for 5 years (in ₹).
4. 4.3 years ago, Karan’s mother was four times as old as Karan. The mother is 27 years old now. How old is Karan now?
5. 5.A school bag marked at ₹920 is sold for ₹874. What is the discount percent?
6. 6.Farhan and Rohan together finish a job in 3 days. Farhan alone takes 4 days. How many days would Rohan take alone?
7. 7.In how many years will ₹16600 earn ₹12450 as simple interest at 15% per year?
8. 8.Change 35 m/s into km/h.
9. 9.A cricket bat marked at ₹4520 is sold for ₹4068. What is the discount percent?
10. 10.Find the simple interest on ₹2500 at 4% per year for 1 year (in ₹).
11. 11.By selling a cricket bat for ₹196, a shopkeeper makes a profit of 40%. What did the cricket bat cost the shopkeeper (in ₹)?
12. 12.A shopkeeper buys a cricket bat for ₹1080 and sells it for ₹648. Find the loss percent.
13. 13.A watch is marked at ₹584. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
14. 14.Marks of 6 friends in a quiz: 60, 73, 79, 79, 68, 37. What is their average mark?
15. 15.A shopkeeper buys a study lamp for ₹1160 and sells it for ₹986. Find the loss percent.
16. 16.A pair of shoes bought for ₹1640 is sold at a profit of 50%. What is the selling price (in ₹)?
17. 17.The price of a bicycle is ₹2940. It goes up by 30%. What is the new price (in ₹)?
18. 18.Rahul’s batting average after 10 innings is 48 runs. How many runs must Rahul score in the next innings to raise the average to 49?
19. 19.Find the simple interest on ₹8000 at 15% per year for 2 years (in ₹).
20. 20.Isha works three times as fast as Diya. Together they finish a job in 4 days. How many days would Diya take alone?
21. 21.How many minutes does a car take to go 142 km at 40 km/h?
22. 22.A bicycle bought for ₹1040 is sold at a loss of 10%. What is the selling price (in ₹)?
23. 23.A bicycle is marked at ₹1300. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
24. 24.Kabir cycles to his school at 14 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
25. 25.A shopkeeper buys a table fan for ₹500 and sells it for ₹475. Find the loss percent.
26. 26.The price of a bicycle is ₹1480. It goes up by 10%. What is the new price (in ₹)?
27. 27.A pair of shoes is marked at ₹1640. The shop gives a 5% discount. How much do you pay (in ₹)?
28. 28.What sum of money earns ₹4550 simple interest in 5 years at 7% per year (in ₹)?
29. 29.A water tank holds 920 litres. 30% of the water is used. How many litres are left?
30. 30.Rahul and Aarav together finish a job in 6 days. Rahul alone takes 24 days. How many days would Aarav take alone?
31. 31.Kabir cycles to his school at 33 km/h and comes back by the same road at 66 km/h. What is his average speed for the whole trip (in km/h)?
32. 32.Zoya can finish a job in 7 days and Arjun in 14 days. Zoya works alone for 6 days and then stops. Arjun finishes the rest. How many days does Arjun take?
33. 33.A table fan marked at ₹4560 is sold for ₹2280. What is the discount percent?
34. 34.A table fan marked at ₹2320 is sold for ₹2088. What is the discount percent?
35. 35.Aditya’s father is twice as old as Aditya. The sum of their ages is 18 years. How old is Aditya?
36. 36.A price goes up by 30% and then goes up by 10% more. By what percent has it gone up in all? =
37. 37.Find the simple interest on ₹5900 at 11% per year for 2 years (in ₹).
38. 38.Diya puts ₹4500 in a bank at 4% simple interest per year. How much will she have after 3 years (in ₹)?
39. 39.Change 15 m/s into km/h.
40. 40.A shop sells an average of 74 kg of sugar a day for 2 days, and then 70 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?

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