Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 515 · 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 28 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
2. 2.What sum of money earns ₹1518 simple interest in 1 year at 11% per year (in ₹)?
3. 3.A school bag is marked at ₹548. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
4. 4.A shopkeeper buys a school bag for ₹500 and sells it for ₹650. Find the profit percent.
5. 5.The price of a bicycle is ₹3980. It goes up by 40%. What is the new price (in ₹)?
6. 6.In how many years will ₹15100 earn ₹604 as simple interest at 4% per year?
7. 7.Marks of 6 friends in a quiz: 23, 19, 29, 38, 15, 44. What is their average mark?
8. 8.Manav can finish a job in 18 days and Isha in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
9. 9.What is the difference between the compound interest and the simple interest on ₹40100 at 20% per year for 2 years (in ₹)?
10. 10.By selling a study lamp for ₹713, a shopkeeper makes a profit of 15%. What did the study lamp cost the shopkeeper (in ₹)?
11. 11.Karan works twice as fast as Tara. Together they finish a job in 5 days. How many days would Tara take alone?
12. 12.A school bag marked at ₹1400 is sold for ₹700. What is the discount percent?
13. 13.After a 20% discount, a cricket bat costs ₹1136. What was its marked price (in ₹)?
14. 14.In 24 years, Aditya will be twice as old as Aditya was 3 years ago. How old is Aditya now?
15. 15.3 years ago, Rahul’s mother was twice as old as Rahul. The mother is 23 years old now. How old is Rahul now?
16. 16.A bicycle bought for ₹300 is sold at a profit of 20%. What is the selling price (in ₹)?
17. 17.What is the difference between the compound interest and the simple interest on ₹27200 at 5% per year for 2 years (in ₹)?
18. 18.A town has 1800 people. Its population grows by 10%. How many people live there now?
19. 19.A cricket bat is marked at ₹780. The shop gives a 10% discount. How much do you pay (in ₹)?
20. 20.A shop sells an average of 43 kg of sugar a day for 2 days, and then 73 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
21. 21.How many minutes does a car take to go 27 km at 36 km/h?
22. 22.By selling a bicycle for ₹374, a shopkeeper makes a loss of 15%. What did the bicycle cost the shopkeeper (in ₹)?
23. 23.The average weight of 12 children is 33 kg. One child, who weighs 66 kg, leaves the group. What is the new average weight (in kg)?
24. 24.The price of a school bag changes from ₹4360 to ₹3270. By what percent did it come down?
25. 25.Isha works twice as fast as Meera. Together they finish a job in 7 days. How many days would Meera take alone?
26. 26.A shopkeeper buys a watch for ₹600 and sells it for ₹900. Find the profit percent.
27. 27.The average weight of 10 children is 33 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
28. 28.2 years ago, Rahul’s mother was twice as old as Rahul. The mother is 8 years old now. How old is Rahul now?
29. 29.What is the difference between the compound interest and the simple interest on ₹23900 at 10% per year for 2 years (in ₹)?
30. 30.Find the simple interest on ₹11700 at 9% per year for 3 years (in ₹).
31. 31.A cricket bat bought for ₹460 is sold at a profit of 40%. What is the selling price (in ₹)?
32. 32.Nisha’s father is five times as old as Nisha. The sum of their ages is 30 years. How old is Nisha?
33. 33.A bus runs at 20 km/h. How far does it go in 45 minutes (in km)?
34. 34.A shop sells an average of 42 kg of sugar a day for 2 days, and then 74 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
35. 35.Diya puts ₹14700 in a bank at 14% simple interest per year. How much will she have after 1 year (in ₹)?
36. 36.What is the difference between the compound interest and the simple interest on ₹33200 at 5% per year for 2 years (in ₹)?
37. 37.A cricket bat marked at ₹2660 is sold for ₹1995. What is the discount percent?
38. 38.A price comes down by 10% and then comes down by 20% more. By what percent has it come down in all? =
39. 39.What sum of money earns ₹5400 simple interest in 2 years at 15% per year (in ₹)?
40. 40.The price of a bicycle is ₹3120. It goes up by 15%. What is the new price (in ₹)?

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