Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 461 · 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.Farhan can finish a job in 24 days and Aditya in 4 days. Farhan works alone for 6 days and then stops. Aditya finishes the rest. How many days does Aditya take?
2. 2.The average of 4 numbers is 49. When one more number is added, the average becomes 52. What number was added?
3. 3.In 25 years, Aditya will be three times as old as Aditya was 5 years ago. How old is Aditya now?
4. 4.Kabir is 7 years older than Diya. In 2 years, the sum of their ages will be 29. How old is Diya now?
5. 5.What sum of money earns ₹780 simple interest in 4 years at 15% per year (in ₹)?
6. 6.A price goes up by 40% and then goes up by 10% more. By what percent has it gone up in all? =
7. 7.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
8. 8.In 23 years, Diya will be twice as old as Diya was 2 years ago. How old is Diya now?
9. 9.By selling a table fan for ₹1210, a shopkeeper makes a profit of 10%. What did the table fan cost the shopkeeper (in ₹)?
10. 10.Marks of 5 friends in a quiz: 82, 71, 63, 60, 89. What is their average mark?
11. 11.A watch bought for ₹660 is sold at a loss of 50%. What is the selling price (in ₹)?
12. 12.How many minutes does a car take to go 52 km at 65 km/h?
13. 13.Find the simple interest on ₹14100 at 7% per year for 1 year (in ₹).
14. 14.Diya puts ₹600 in a bank at 5% simple interest per year. How much will she have after 5 years (in ₹)?
15. 15.9 years ago, Meera’s mother was three times as old as Meera. The mother is 24 years old now. How old is Meera now?
16. 16.By selling a cricket bat for ₹1292, a shopkeeper makes a loss of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
17. 17.By selling a bicycle for ₹368, a shopkeeper makes a profit of 15%. What did the bicycle cost the shopkeeper (in ₹)?
18. 18.Rahul is 7 years older than Kabir. In 8 years, the sum of their ages will be 79. How old is Kabir now?
19. 19.A pressure cooker marked at ₹980 is sold for ₹588. What is the discount percent?
20. 20.A price goes up by 20% and then comes down by 15%. By what percent has it gone up in all? =
21. 21.Isha can finish a job in 2 days and Kabir in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
22. 22.A table fan marked at ₹640 is sold for ₹576. What is the discount percent?
23. 23.What is the difference between the compound interest and the simple interest on ₹28000 at 25% per year for 2 years (in ₹)?
24. 24.A town has 1580 people. Its population grows by 5%. How many people live there now?
25. 25.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
26. 26.Find the simple interest on ₹18700 at 9% per year for 2 years (in ₹).
27. 27.Find the amount when ₹9525 is invested at 20% per year compound interest for 2 years (in ₹).
28. 28.By selling a table fan for ₹2200, a shopkeeper makes a profit of 10%. What did the table fan cost the shopkeeper (in ₹)?
29. 29.Aditya can finish a job in 6 days and Ananya in 15 days. What fraction of the job do they finish if they work together for 1 day? =
30. 30.Rohan can finish a job in 6 days and Kavya in 19 days. What fraction of the job do they finish if they work together for 3 days? =
31. 31.A water tank holds 4780 litres. 15% of the water is used. How many litres are left?
32. 32.Arjun and Priya together finish a job in 12 days. Arjun alone takes 21 days. How many days would Priya take alone?
33. 33.Tara can finish a job in 18 days and Kabir in 26 days. Tara works alone for 9 days and then stops. Kabir finishes the rest. How many days does Kabir take?
34. 34.Kabir cycles to his school at 60 km/h and comes back by the same road at 30 km/h. What is his average speed for the whole trip (in km/h)?
35. 35.Isha can finish a job in 10 days and Rahul in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
36. 36.Tara can finish a job in 14 days and Meera in 5 days. What fraction of the job do they finish if they work together for 3 days? =
37. 37.A study lamp marked at ₹1340 is sold for ₹1072. What is the discount percent?
38. 38.Find the simple interest on ₹1200 at 8% per year for 3 years (in ₹).
39. 39.Priya can finish a job in 6 days and Sneha in 15 days. What fraction of the job do they finish if they work together for 2 days? =
40. 40.Meera can finish a job in 15 days and Nisha in 14 days. What fraction of the job do they finish if they work together for 2 days? =

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