Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 699 · 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.A town has 3540 people. Its population grows by 15%. How many people live there now?
2. 2.A price goes up by 25% and then goes up by 5% more. By what percent has it gone up in all? =
3. 3.Kabir’s father is twice as old as Kabir. The sum of their ages is 36 years. How old is the father?
4. 4.What is the difference between the compound interest and the simple interest on ₹41800 at 10% per year for 2 years (in ₹)?
5. 5.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
6. 6.Diya puts ₹800 in a bank at 3% simple interest per year. How much will she have after 2 years (in ₹)?
7. 7.A table fan marked at ₹2400 is sold for ₹1920. What is the discount percent?
8. 8.A car runs for 1 hour at 25 km/h and then for 4 hours at 35 km/h. What is its average speed for the whole journey (in km/h)?
9. 9.Find the compound interest on ₹13250 at 20% per year for 3 years, added every year (in ₹).
10. 10.Dev can finish a job in 14 days and Meera in 4 days. Dev works alone for 7 days and then stops. Meera finishes the rest. How many days does Meera take?
11. 11.A shopkeeper buys a cricket bat for ₹900 and sells it for ₹765. Find the loss percent.
12. 12.A shop sells an average of 28 kg of sugar a day for 4 days, and then 72 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
13. 13.Diya puts ₹17100 in a bank at 14% simple interest per year. How much will she have after 3 years (in ₹)?
14. 14.Rohan works three times as fast as Kavya. Together they finish a job in 9 days. How many days would Kavya take alone?
15. 15.A price goes up by 10% and then goes up by 25% more. By what percent has it gone up in all? =
16. 16.A water tank holds 4460 litres. 5% of the water is used. How many litres are left?
17. 17.The simple interest on ₹1900 for 1 year is ₹285. What is the rate of interest (% per year)?
18. 18.A water tank holds 2040 litres. 20% of the water is used. How many litres are left?
19. 19.The simple interest on ₹2800 for 3 years is ₹756. What is the rate of interest (% per year)?
20. 20.By selling a watch for ₹1800, a shopkeeper makes a profit of 25%. What did the watch cost the shopkeeper (in ₹)?
21. 21.5 years ago, Diya’s mother was three times as old as Diya. The mother is 29 years old now. How old is Diya now?
22. 22.The average of 4 numbers is 38. When one more number is added, the average becomes 40. What number was added?
23. 23.A pair of shoes bought for ₹1860 is sold at a profit of 30%. What is the selling price (in ₹)?
24. 24.A shop sells an average of 37 kg of sugar a day for 2 days, and then 69 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
25. 25.A price comes down by 20% and then comes down by 30% more. By what percent has it come down in all? =
26. 26.A shop sells an average of 70 kg of sugar a day for 6 days, and then 22 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
27. 27.Arjun works three times as fast as Kabir. Together they finish a job in 8 days. How many days would Kabir take alone?
28. 28.Sneha’s batting average after 11 innings is 29 runs. How many runs must Sneha score in the next innings to raise the average to 32?
29. 29.6 years ago, Sneha’s mother was four times as old as Sneha. The mother is 50 years old now. How old is Sneha now?
30. 30.A water tank holds 3080 litres. 15% of the water is used. How many litres are left?
31. 31.Manav’s father is five times as old as Manav. The sum of their ages is 36 years. How old is the father?
32. 32.In 4 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
33. 33.A bus runs at 72 km/h. How far does it go in 15 minutes (in km)?
34. 34.A car runs for 1 hour at 21 km/h and then for 1 hour at 65 km/h. What is its average speed for the whole journey (in km/h)?
35. 35.A town has 2960 people. Its population grows by 10%. How many people live there now?
36. 36.The simple interest on ₹2500 for 3 years is ₹750. What is the rate of interest (% per year)?
37. 37.A car runs for 1 hour at 37 km/h and then for 1 hour at 39 km/h. What is its average speed for the whole journey (in km/h)?
38. 38.A watch is marked at ₹4240. The shop gives a 30% discount. How much do you pay (in ₹)?
39. 39.Arjun is 3 years older than Tara. In 5 years, the sum of their ages will be 47. How old is Tara now?
40. 40.Marks of 4 friends in a quiz: 37, 45, 55, 35. What is their average mark?

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