Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 884 · 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.Arjun’s father is four times as old as Arjun. The sum of their ages is 40 years. How old is the father?
2. 2.A shop sells 2360 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
3. 3.Kabir cycles to his school at 30 km/h and comes back by the same road at 90 km/h. What is his average speed for the whole trip (in km/h)?
4. 4.Kabir cycles to his school at 75 km/h and comes back by the same road at 15 km/h. What is his average speed for the whole trip (in km/h)?
5. 5.By selling a school bag for ₹1045, a shopkeeper makes a loss of 5%. What did the school bag cost the shopkeeper (in ₹)?
6. 6.The simple interest on ₹1900 for 5 years is ₹950. What is the rate of interest (% per year)?
7. 7.Arjun can finish a job in 15 days and Tara in 25 days. Arjun works alone for 9 days and then stops. Tara finishes the rest. How many days does Tara take?
8. 8.Arjun can finish a job in 24 days and Saanvi in 21 days. Arjun works alone for 8 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
9. 9.A shopkeeper buys a school bag for ₹1000 and sells it for ₹850. Find the loss percent.
10. 10.A cricket bat bought for ₹600 is sold at a loss of 10%. What is the selling price (in ₹)?
11. 11.The price of a school bag changes from ₹760 to ₹1140. By what percent did it go up?
12. 12.A school bag is marked at ₹3700. The shop takes 10% off, and then a further 10% off the new price. How much do you pay (in ₹)?
13. 13.What sum of money earns ₹888 simple interest in 2 years at 3% per year (in ₹)?
14. 14.A shop sells an average of 49 kg of sugar a day for 4 days, and then 22 kg a day for the next 5 days. What is the average sale per day for all 9 days (in kg)?
15. 15.Find the compound interest on ₹31250 at 4% per year for 3 years, added every year (in ₹).
16. 16.What sum of money earns ₹603 simple interest in 3 years at 3% per year (in ₹)?
17. 17.Find the simple interest on ₹11900 at 6% per year for 2 years (in ₹).
18. 18.In 12 years, Kavya will be twice as old as Kavya was 2 years ago. How old is Kavya now?
19. 19.A shopkeeper buys a bicycle for ₹980 and sells it for ₹1127. Find the profit percent.
20. 20.The price of a school bag changes from ₹1320 to ₹990. By what percent did it come down?
21. 21.Vivaan and Nisha together finish a job in 4 days. Vivaan alone takes 5 days. How many days would Nisha take alone?
22. 22.Find the amount when ₹45000 is invested at 8% per year compound interest for 2 years (in ₹).
23. 23.The price of a school bag changes from ₹3780 to ₹5670. By what percent did it go up?
24. 24.Find the amount when ₹8000 is invested at 5% per year compound interest for 3 years (in ₹).
25. 25.The average of 5 numbers is 18. When one more number is added, the average becomes 21. What number was added?
26. 26.Sneha can finish a job in 5 days and Meera in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.Change 30 m/s into km/h.
28. 28.After a 10% discount, a table fan costs ₹1350. What was its marked price (in ₹)?
29. 29.A watch is marked at ₹4600. The shop gives a 15% discount. How much do you pay (in ₹)?
30. 30.Find the compound interest on ₹19375 at 12% per year for 2 years, added every year (in ₹).
31. 31.The average of 9 numbers is 38. When one more number is added, the average becomes 40. What number was added?
32. 32.Find the compound interest on ₹18096 at 25% per year for 2 years, added every year (in ₹).
33. 33.A water tank holds 900 litres. 15% of the water is used. How many litres are left?
34. 34.A school bag bought for ₹280 is sold at a loss of 10%. What is the selling price (in ₹)?
35. 35.What is the difference between the compound interest and the simple interest on ₹25000 at 8% per year for 2 years (in ₹)?
36. 36.Sneha’s father is four times as old as Sneha. The sum of their ages is 45 years. How old is Sneha?
37. 37.A shopkeeper buys a bicycle for ₹1900 and sells it for ₹2280. Find the profit percent.
38. 38.Nisha’s father is five times as old as Nisha. The sum of their ages is 78 years. How old is the father?
39. 39.A price comes down by 30% and then comes down by 15% more. By what percent has it come down in all? =
40. 40.In 21 years, Rohan will be three times as old as Rohan was 5 years ago. How old is Rohan now?

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