Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 306 · 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.By selling a watch for ₹575, a shopkeeper makes a profit of 15%. What did the watch cost the shopkeeper (in ₹)?
2. 2.Pooja’s father is three times as old as Pooja. The sum of their ages is 32 years. How old is Pooja?
3. 3.Nisha and Kabir together finish a job in 2 days. Nisha alone takes 4 days. How many days would Kabir take alone?
4. 4.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
5. 5.A shop sells an average of 78 kg of sugar a day for 5 days, and then 71 kg a day for the next 2 days. What is the average sale per day for all 7 days (in kg)?
6. 6.A bus runs at 82 km/h. How far does it go in 30 minutes (in km)?
7. 7.A study lamp bought for ₹1960 is sold at a profit of 5%. What is the selling price (in ₹)?
8. 8.A school bag is marked at ₹2800. The shop gives a 40% discount. How much do you pay (in ₹)?
9. 9.What is the difference between the compound interest and the simple interest on ₹17200 at 5% per year for 2 years (in ₹)?
10. 10.Arjun works three times as fast as Ananya. Together they finish a job in 6 days. How many days would Ananya take alone?
11. 11.A shopkeeper buys a study lamp for ₹1520 and sells it for ₹760. Find the loss percent.
12. 12.A water tank holds 4280 litres. 15% of the water is used. How many litres are left?
13. 13.In 11 years, Nisha will be twice as old as Nisha was 6 years ago. How old is Nisha now?
14. 14.A shopkeeper buys a cricket bat for ₹200 and sells it for ₹190. Find the loss percent.
15. 15.What is the difference between the compound interest and the simple interest on ₹8300 at 20% per year for 2 years (in ₹)?
16. 16.Ananya’s batting average after 8 innings is 47 runs. How many runs must Ananya score in the next innings to raise the average to 48?
17. 17.A car runs for 3 hours at 55 km/h and then for 3 hours at 51 km/h. What is its average speed for the whole journey (in km/h)?
18. 18.Change 30 m/s into km/h.
19. 19.Find the amount when ₹38750 is invested at 4% per year compound interest for 2 years (in ₹).
20. 20.Pooja and Vivaan together finish a job in 5 days. Pooja alone takes 6 days. How many days would Vivaan take alone?
21. 21.A price goes up by 5% and then goes up by 30% more. By what percent has it gone up in all? =
22. 22.A table fan marked at ₹360 is sold for ₹180. What is the discount percent?
23. 23.Diya puts ₹3100 in a bank at 2% simple interest per year. How much will she have after 2 years (in ₹)?
24. 24.Arjun works twice as fast as Priya. Together they finish a job in 4 days. How many days would Priya take alone?
25. 25.What sum of money earns ₹1176 simple interest in 3 years at 4% per year (in ₹)?
26. 26.Karan can finish a job in 4 days and Pooja in 16 days. What fraction of the job do they finish if they work together for 2 days? =
27. 27.What is the difference between the compound interest and the simple interest on ₹2500 at 12% per year for 2 years (in ₹)?
28. 28.Aarav’s father is five times as old as Aarav. The sum of their ages is 72 years. How old is the father?
29. 29.Change 15 m/s into km/h.
30. 30.A bicycle is marked at ₹1040. The shop takes 10% off, and then a further 50% off the new price. How much do you pay (in ₹)?
31. 31.Manav’s father is twice as old as Manav. The sum of their ages is 21 years. How old is the father?
32. 32.Arjun’s father is twice as old as Arjun. The sum of their ages is 39 years. How old is Arjun?
33. 33.In how many years will ₹9400 earn ₹658 as simple interest at 7% per year?
34. 34.A shopkeeper buys a school bag for ₹580 and sells it for ₹551. Find the loss percent.
35. 35.Pooja can finish a job in 8 days and Nisha in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
36. 36.Nisha’s father is four times as old as Nisha. The sum of their ages is 70 years. How old is Nisha?
37. 37.By selling a bicycle for ₹440, a shopkeeper makes a profit of 10%. What did the bicycle cost the shopkeeper (in ₹)?
38. 38.A shop sells 3660 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
39. 39.Manav can finish a job in 6 days and Diya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
40. 40.Find the compound interest on ₹4375 at 4% per year for 2 years, added every year (in ₹).

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