Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 821 · 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.Kabir cycles to his school at 30 km/h and comes back by the same road at 15 km/h. What is his average speed for the whole trip (in km/h)?
2. 2.Priya can finish a job in 4 days and Kabir in 15 days. What fraction of the job do they finish if they work together for 1 day? =
3. 3.2 years ago, Isha’s mother was four times as old as Isha. The mother is 38 years old now. How old is Isha now?
4. 4.Rahul’s batting average after 10 innings is 47 runs. How many runs must Rahul score in the next innings to raise the average to 51?
5. 5.A table fan marked at ₹900 is sold for ₹450. What is the discount percent?
6. 6.Change 35 m/s into km/h.
7. 7.Diya can finish a job in 13 days and Pooja in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.A town has 1260 people. Its population grows by 30%. How many people live there now?
9. 9.Rahul is 2 years older than Vivaan. In 8 years, the sum of their ages will be 40. How old is Vivaan now?
10. 10.Zoya is 10 years older than Karan. In 8 years, the sum of their ages will be 70. How old is Karan now?
11. 11.A table fan bought for ₹1940 is sold at a loss of 40%. What is the selling price (in ₹)?
12. 12.What sum of money earns ₹3840 simple interest in 3 years at 10% per year (in ₹)?
13. 13.In 11 years, Pooja will be twice as old as Pooja was 3 years ago. How old is Pooja now?
14. 14.The average weight of 6 children is 40 kg. One child, who weighs 45 kg, leaves the group. What is the new average weight (in kg)?
15. 15.A shopkeeper buys a table fan for ₹1820 and sells it for ₹2730. Find the profit percent.
16. 16.A table fan is marked at ₹650. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?
17. 17.In how many years will ₹20000 earn ₹10400 as simple interest at 13% per year?
18. 18.Priya’s batting average after 8 innings is 35 runs. How many runs must Priya score in the next innings to raise the average to 36?
19. 19.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
20. 20.Diya puts ₹20000 in a bank at 14% simple interest per year. How much will she have after 4 years (in ₹)?
21. 21.A water tank holds 580 litres. 10% of the water is used. How many litres are left?
22. 22.A study lamp marked at ₹2560 is sold for ₹1536. What is the discount percent?
23. 23.By selling a study lamp for ₹2262, a shopkeeper makes a profit of 30%. What did the study lamp cost the shopkeeper (in ₹)?
24. 24.A price goes up by 15% and then goes up by 30% more. By what percent has it gone up in all? =
25. 25.2 years ago, Rohan’s mother was four times as old as Rohan. The mother is 34 years old now. How old is Rohan now?
26. 26.Find the amount when ₹36900 is invested at 10% per year compound interest for 2 years (in ₹).
27. 27.Nisha can finish a job in 20 days and Zoya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
28. 28.Meera works three times as fast as Ishaan. Together they finish a job in 3 days. How many days would Ishaan take alone?
29. 29.A study lamp bought for ₹160 is sold at a loss of 5%. What is the selling price (in ₹)?
30. 30.A shopkeeper buys a pressure cooker for ₹840 and sells it for ₹1260. Find the profit percent.
31. 31.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
32. 32.A car runs for 2 hours at 58 km/h and then for 1 hour at 37 km/h. What is its average speed for the whole journey (in km/h)?
33. 33.What sum of money earns ₹780 simple interest in 5 years at 3% per year (in ₹)?
34. 34.The simple interest on ₹11600 for 2 years is ₹1392. What is the rate of interest (% per year)?
35. 35.A pressure cooker bought for ₹1760 is sold at a loss of 30%. What is the selling price (in ₹)?
36. 36.Find the compound interest on ₹32800 at 10% per year for 2 years, added every year (in ₹).
37. 37.In how many years will ₹9100 earn ₹819 as simple interest at 3% per year?
38. 38.In 24 years, Ishaan will be three times as old as Ishaan was 6 years ago. How old is Ishaan now?
39. 39.The average of 8 numbers is 21. When one more number is added, the average becomes 25. What number was added?
40. 40.In 23 years, Arjun will be three times as old as Arjun was 5 years ago. How old is Arjun now?

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