Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 758 · 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 ₹9500 at 20% per year for 2 years (in ₹)?
2. 2.The simple interest on ₹2900 for 5 years is ₹435. What is the rate of interest (% per year)?
3. 3.Dev can finish a job in 15 days and Manav in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
5. 5.In how many years will ₹5600 earn ₹1120 as simple interest at 10% per year?
6. 6.The average weight of 6 children is 46 kg. One child, who weighs 51 kg, leaves the group. What is the new average weight (in kg)?
7. 7.Diya puts ₹6800 in a bank at 15% simple interest per year. How much will she have after 3 years (in ₹)?
8. 8.Find the compound interest on ₹48064 at 25% per year for 3 years, added every year (in ₹).
9. 9.A water tank holds 100 litres. 30% of the water is used. How many litres are left?
10. 10.After a 40% discount, a pressure cooker costs ₹2820. What was its marked price (in ₹)?
11. 11.A town has 1040 people. Its population grows by 25%. How many people live there now?
12. 12.By selling a watch for ₹1176, a shopkeeper makes a loss of 40%. What did the watch cost the shopkeeper (in ₹)?
13. 13.A price goes up by 30% and then goes up by 50% more. By what percent has it gone up in all? =
14. 14.Farhan and Priya together finish a job in 8 days. Farhan alone takes 16 days. How many days would Priya take alone?
15. 15.Diya puts ₹19700 in a bank at 8% simple interest per year. How much will she have after 5 years (in ₹)?
16. 16.A price goes up by 20% and then goes up by 40% more. By what percent has it gone up in all? =
17. 17.In how many years will ₹17800 earn ₹3204 as simple interest at 9% per year?
18. 18.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
19. 19.Kavya’s father is four times as old as Kavya. The sum of their ages is 50 years. How old is Kavya?
20. 20.Find the simple interest on ₹11700 at 11% per year for 4 years (in ₹).
21. 21.What sum of money earns ₹1860 simple interest in 5 years at 2% per year (in ₹)?
22. 22.A water tank holds 1100 litres. 30% of the water is used. How many litres are left?
23. 23.Manav’s father is five times as old as Manav. The sum of their ages is 78 years. How old is Manav?
24. 24.What is the difference between the compound interest and the simple interest on ₹35000 at 4% per year for 2 years (in ₹)?
25. 25.A bus runs at 50 km/h. How far does it go in 90 minutes (in km)?
26. 26.After a 25% discount, a watch costs ₹225. What was its marked price (in ₹)?
27. 27.Zoya and Pooja together finish a job in 2 days. Zoya alone takes 3 days. How many days would Pooja take alone?
28. 28.A water tank holds 4120 litres. 50% of the water is used. How many litres are left?
29. 29.A watch is marked at ₹3120. The shop gives a 25% discount. How much do you pay (in ₹)?
30. 30.A bus runs at 42 km/h. How far does it go in 20 minutes (in km)?
31. 31.What sum of money earns ₹120 simple interest in 1 year at 3% per year (in ₹)?
32. 32.By selling a bicycle for ₹494, a shopkeeper makes a profit of 30%. What did the bicycle cost the shopkeeper (in ₹)?
33. 33.A bus runs at 87 km/h. How far does it go in 20 minutes (in km)?
34. 34.A bus runs at 36 km/h. How far does it go in 10 minutes (in km)?
35. 35.How many minutes does a car take to go 110 km at 55 km/h?
36. 36.Kabir cycles to his school at 14 km/h and comes back by the same road at 84 km/h. What is his average speed for the whole trip (in km/h)?
37. 37.Ananya and Tara together finish a job in 5 days. Ananya alone takes 10 days. How many days would Tara take alone?
38. 38.In 8 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?
39. 39.The simple interest on ₹11400 for 3 years is ₹2052. What is the rate of interest (% per year)?
40. 40.What sum of money earns ₹676 simple interest in 2 years at 13% per year (in ₹)?

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