Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 473 · 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.The simple interest on ₹15200 for 2 years is ₹4256. What is the rate of interest (% per year)?
2. 2.Ananya’s father is four times as old as Ananya. The sum of their ages is 25 years. How old is Ananya?
3. 3.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
4. 4.Meera’s father is five times as old as Meera. The sum of their ages is 36 years. How old is the father?
5. 5.In 3 years, Ananya will be twice as old as Ananya was 6 years ago. How old is Ananya now?
6. 6.Find the compound interest on ₹2500 at 8% per year for 2 years, added every year (in ₹).
7. 7.8 years ago, Meera’s mother was three times as old as Meera. The mother is 17 years old now. How old is Meera now?
8. 8.Diya puts ₹16700 in a bank at 9% simple interest per year. How much will she have after 4 years (in ₹)?
9. 9.In how many years will ₹6100 earn ₹1220 as simple interest at 5% per year?
10. 10.A shop sells an average of 35 kg of sugar a day for 4 days, and then 38 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
11. 11.Meera can finish a job in 17 days and Ananya in 15 days. What fraction of the job do they finish if they work together for 1 day? =
12. 12.A cricket bat bought for ₹1660 is sold at a loss of 25%. What is the selling price (in ₹)?
13. 13.By selling a watch for ₹1334, a shopkeeper makes a profit of 15%. What did the watch cost the shopkeeper (in ₹)?
14. 14.What sum of money earns ₹1480 simple interest in 5 years at 2% per year (in ₹)?
15. 15.By selling a bicycle for ₹100, a shopkeeper makes a profit of 25%. What did the bicycle cost the shopkeeper (in ₹)?
16. 16.7 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 23 years old now. How old is Ishaan now?
17. 17.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
18. 18.The price of a bicycle is ₹1700. It goes up by 20%. What is the new price (in ₹)?
19. 19.Find the amount when ₹32750 is invested at 20% per year compound interest for 2 years (in ₹).
20. 20.A study lamp is marked at ₹1280. The shop gives a 40% discount. How much do you pay (in ₹)?
21. 21.A price goes up by 30% and then goes up by 25% more. By what percent has it gone up in all? =
22. 22.Find the amount when ₹24375 is invested at 8% per year compound interest for 2 years (in ₹).
23. 23.Two discounts of 10% and 20%, one after the other, are the same as one discount of what percent? =
24. 24.Dev can finish a job in 6 days and Vivaan in 12 days. Dev works alone for 5 days and then stops. Vivaan finishes the rest. How many days does Vivaan take?
25. 25.A watch is marked at ₹840. The shop gives a 20% discount. How much do you pay (in ₹)?
26. 26.A bus runs at 88 km/h. How far does it go in 45 minutes (in km)?
27. 27.A cricket bat is marked at ₹3840. The shop gives a 10% discount. How much do you pay (in ₹)?
28. 28.Diya can finish a job in 7 days and Saanvi in 28 days. Diya works alone for 4 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
29. 29.What is the difference between the compound interest and the simple interest on ₹7500 at 8% per year for 2 years (in ₹)?
30. 30.A shop sells an average of 58 kg of sugar a day for 2 days, and then 42 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
31. 31.A shopkeeper buys a cricket bat for ₹540 and sells it for ₹324. Find the loss percent.
32. 32.A shopkeeper buys a school bag for ₹1660 and sells it for ₹1909. Find the profit percent.
33. 33.A bicycle is marked at ₹1040. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
34. 34.What is the difference between the compound interest and the simple interest on ₹20000 at 12% per year for 2 years (in ₹)?
35. 35.A water tank holds 2680 litres. 5% of the water is used. How many litres are left?
36. 36.By selling a bicycle for ₹756, a shopkeeper makes a profit of 5%. What did the bicycle cost the shopkeeper (in ₹)?
37. 37.What sum of money earns ₹3220 simple interest in 5 years at 14% per year (in ₹)?
38. 38.What sum of money earns ₹75 simple interest in 1 year at 15% per year (in ₹)?
39. 39.Find the simple interest on ₹13500 at 3% per year for 5 years (in ₹).
40. 40.Sneha can finish a job in 30 days and Vivaan in 10 days. Sneha works alone for 24 days and then stops. Vivaan finishes the rest. How many days does Vivaan take?

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