Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 923 · 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 how many years will ₹3600 earn ₹648 as simple interest at 6% per year?
2. 2.By selling a pair of shoes for ₹196, a shopkeeper makes a loss of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?
3. 3.Find the compound interest on ₹28125 at 12% per year for 2 years, added every year (in ₹).
4. 4.What is the difference between the compound interest and the simple interest on ₹30400 at 5% per year for 2 years (in ₹)?
5. 5.Find the simple interest on ₹7700 at 5% per year for 2 years (in ₹).
6. 6.A table fan bought for ₹540 is sold at a profit of 50%. What is the selling price (in ₹)?
7. 7.A price goes up by 30% and then goes up by 50% more. By what percent has it gone up in all? =
8. 8.Diya is 7 years older than Saanvi. In 3 years, the sum of their ages will be 29. How old is Saanvi now?
9. 9.What is the difference between the compound interest and the simple interest on ₹1200 at 5% per year for 2 years (in ₹)?
10. 10.A shop sells an average of 68 kg of sugar a day for 6 days, and then 74 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
11. 11.In 2 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
12. 12.Marks of 5 friends in a quiz: 83, 84, 102, 100, 66. What is their average mark?
13. 13.Diya puts ₹8100 in a bank at 7% simple interest per year. How much will she have after 2 years (in ₹)?
14. 14.Aditya’s batting average after 15 innings is 46 runs. How many runs must Aditya score in the next innings to raise the average to 48?
15. 15.A pair of shoes is marked at ₹1140. The shop gives a 40% discount. How much do you pay (in ₹)?
16. 16.Kabir works three times as fast as Sneha. Together they finish a job in 3 days. How many days would Sneha take alone?
17. 17.Find the amount when ₹36175 is invested at 20% per year compound interest for 2 years (in ₹).
18. 18.Change 5 m/s into km/h.
19. 19.Zoya and Pooja together finish a job in 4 days. Zoya alone takes 5 days. How many days would Pooja take alone?
20. 20.In 24 years, Aarav will be twice as old as Aarav was 5 years ago. How old is Aarav now?
21. 21.By selling a watch for ₹952, a shopkeeper makes a loss of 30%. What did the watch cost the shopkeeper (in ₹)?
22. 22.The price of a bicycle is ₹560. It goes up by 5%. What is the new price (in ₹)?
23. 23.Diya puts ₹18000 in a bank at 13% simple interest per year. How much will she have after 1 year (in ₹)?
24. 24.The average of 8 numbers is 35. When one more number is added, the average becomes 36. What number was added?
25. 25.A price goes up by 20% and then goes up by 30% more. By what percent has it gone up in all? =
26. 26.A town has 3040 people. Its population grows by 20%. How many people live there now?
27. 27.Find the amount when ₹24000 is invested at 10% per year compound interest for 3 years (in ₹).
28. 28.Priya can finish a job in 5 days and Aditya in 10 days. What fraction of the job do they finish if they work together for 2 days? =
29. 29.A shop sells an average of 76 kg of sugar a day for 3 days, and then 80 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
30. 30.A water tank holds 220 litres. 5% of the water is used. How many litres are left?
31. 31.Aarav can finish a job in 6 days and Arjun in 18 days. Aarav works alone for 3 days and then stops. Arjun finishes the rest. How many days does Arjun take?
32. 32.Arjun and Aarav together finish a job in 18 days. Arjun alone takes 24 days. How many days would Aarav take alone?
33. 33.A shop sells an average of 68 kg of sugar a day for 2 days, and then 36 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
34. 34.Rohan’s father is twice as old as Rohan. The sum of their ages is 15 years. How old is Rohan?
35. 35.The average weight of 12 children is 38 kg. One child, who weighs 60 kg, leaves the group. What is the new average weight (in kg)?
36. 36.6 years ago, Dev’s mother was twice as old as Dev. The mother is 24 years old now. How old is Dev now?
37. 37.Kavya and Ishaan together finish a job in 5 days. Kavya alone takes 6 days. How many days would Ishaan take alone?
38. 38.Change 90 km/h into metres per second.
39. 39.Change 108 km/h into metres per second.
40. 40.The average weight of 10 children is 45 kg. One child, who weighs 63 kg, leaves the group. What is the new average weight (in kg)?

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