Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 747 · 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.What is the difference between the compound interest and the simple interest on ₹11600 at 15% per year for 2 years (in ₹)?
2. 2.By selling a watch for ₹576, a shopkeeper makes a profit of 20%. What did the watch cost the shopkeeper (in ₹)?
3. 3.In how many years will ₹1900 earn ₹152 as simple interest at 2% per year?
4. 4.2 years ago, Rahul’s mother was four times as old as Rahul. The mother is 22 years old now. How old is Rahul now?
5. 5.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
6. 6.A bus runs at 24 km/h. How far does it go in 10 minutes (in km)?
7. 7.By selling a school bag for ₹1653, a shopkeeper makes a loss of 5%. What did the school bag cost the shopkeeper (in ₹)?
8. 8.A price comes down by 50% and then comes down by 20% more. By what percent has it come down in all? =
9. 9.Tara can finish a job in 20 days and Farhan in 5 days. Tara works alone for 8 days and then stops. Farhan finishes the rest. How many days does Farhan take?
10. 10.6 years ago, Meera’s mother was four times as old as Meera. The mother is 54 years old now. How old is Meera now?
11. 11.Find the amount when ₹19375 is invested at 20% per year compound interest for 3 years (in ₹).
12. 12.A shop sells an average of 60 kg of sugar a day for 4 days, and then 25 kg a day for the next 6 days. What is the average sale per day for all 10 days (in kg)?
13. 13.Manav and Arjun together finish a job in 4 days. Manav alone takes 5 days. How many days would Arjun take alone?
14. 14.The price of a school bag changes from ₹3640 to ₹4186. By what percent did it go up?
15. 15.By selling a pair of shoes for ₹720, a shopkeeper makes a loss of 25%. What did the pair of shoes cost the shopkeeper (in ₹)?
16. 16.Vivaan and Isha together finish a job in 6 days. Vivaan alone takes 8 days. How many days would Isha take alone?
17. 17.Nisha is 5 years older than Aditya. In 4 years, the sum of their ages will be 49. How old is Aditya now?
18. 18.Diya puts ₹17600 in a bank at 12% simple interest per year. How much will she have after 4 years (in ₹)?
19. 19.After a 20% discount, a pressure cooker costs ₹1856. What was its marked price (in ₹)?
20. 20.Find the compound interest on ₹8600 at 10% per year for 2 years, added every year (in ₹).
21. 21.Change 36 km/h into metres per second.
22. 22.9 years ago, Aarav’s mother was four times as old as Aarav. The mother is 29 years old now. How old is Aarav now?
23. 23.How many minutes does a car take to go 52 km at 30 km/h?
24. 24.What is the difference between the compound interest and the simple interest on ₹11800 at 10% per year for 2 years (in ₹)?
25. 25.A table fan marked at ₹3940 is sold for ₹1970. What is the discount percent?
26. 26.Arjun’s father is twice as old as Arjun. The sum of their ages is 15 years. How old is Arjun?
27. 27.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
28. 28.Find the compound interest on ₹30000 at 15% per year for 2 years, added every year (in ₹).
29. 29.In 3 years, Farhan will be twice as old as Farhan was 4 years ago. How old is Farhan now?
30. 30.Find the simple interest on ₹5700 at 4% per year for 5 years (in ₹).
31. 31.A pair of shoes is marked at ₹490. The shop takes 20% off, and then a further 25% off the new price. How much do you pay (in ₹)?
32. 32.A water tank holds 60 litres. 25% of the water is used. How many litres are left?
33. 33.A pair of shoes marked at ₹1440 is sold for ₹1008. What is the discount percent?
34. 34.A watch is marked at ₹720. The shop takes 10% off, and then a further 50% off the new price. How much do you pay (in ₹)?
35. 35.What is the difference between the compound interest and the simple interest on ₹50000 at 5% per year for 2 years (in ₹)?
36. 36.Diya puts ₹11100 in a bank at 7% simple interest per year. How much will she have after 5 years (in ₹)?
37. 37.The average weight of 7 children is 29 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
38. 38.A bicycle bought for ₹200 is sold at a profit of 5%. What is the selling price (in ₹)?
39. 39.Diya can finish a job in 4 days and Kavya in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
40. 40.A shop sells an average of 37 kg of sugar a day for 5 days, and then 58 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?

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