Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 616 · 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.Change 18 km/h into metres per second.
2. 2.In 15 years, Zoya will be twice as old as Zoya was 6 years ago. How old is Zoya now?
3. 3.A pair of shoes is marked at ₹640. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
4. 4.The average weight of 10 children is 32 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
5. 5.In 2 years, Tara will be twice as old as Tara was 6 years ago. How old is Tara now?
6. 6.The average of 8 numbers is 18. When one more number is added, the average becomes 23. What number was added?
7. 7.A water tank holds 1040 litres. 40% of the water is used. How many litres are left?
8. 8.Priya is 4 years older than Aditya. In 5 years, the sum of their ages will be 28. How old is Aditya now?
9. 9.Sneha’s batting average after 14 innings is 44 runs. How many runs must Sneha score in the next innings to raise the average to 49?
10. 10.A cricket bat bought for ₹1800 is sold at a loss of 10%. What is the selling price (in ₹)?
11. 11.A bicycle is marked at ₹1940. The shop gives a 10% discount. How much do you pay (in ₹)?
12. 12.A water tank holds 1140 litres. 30% of the water is used. How many litres are left?
13. 13.A water tank holds 2840 litres. 10% of the water is used. How many litres are left?
14. 14.6 years ago, Diya’s mother was four times as old as Diya. The mother is 46 years old now. How old is Diya now?
15. 15.Ishaan can finish a job in 4 days and Nisha in 7 days. What fraction of the job do they finish if they work together for 2 days? =
16. 16.In 21 years, Ishaan will be twice as old as Ishaan was 4 years ago. How old is Ishaan now?
17. 17.The simple interest on ₹4600 for 1 year is ₹460. What is the rate of interest (% per year)?
18. 18.A study lamp is marked at ₹405. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
19. 19.A study lamp marked at ₹4080 is sold for ₹2040. What is the discount percent?
20. 20.Rahul’s batting average after 13 innings is 39 runs. How many runs must Rahul score in the next innings to raise the average to 40?
21. 21.Nisha’s father is three times as old as Nisha. The sum of their ages is 52 years. How old is Nisha?
22. 22.A shop sells an average of 65 kg of sugar a day for 3 days, and then 39 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
23. 23.After a 15% discount, a pair of shoes costs ₹3791. What was its marked price (in ₹)?
24. 24.A shop sells 3620 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
25. 25.Diya puts ₹11600 in a bank at 11% simple interest per year. How much will she have after 1 year (in ₹)?
26. 26.A car runs for 1 hour at 52 km/h and then for 3 hours at 48 km/h. What is its average speed for the whole journey (in km/h)?
27. 27.Change 36 km/h into metres per second.
28. 28.By selling a table fan for ₹325, a shopkeeper makes a profit of 25%. What did the table fan cost the shopkeeper (in ₹)?
29. 29.What is the difference between the compound interest and the simple interest on ₹43600 at 15% per year for 2 years (in ₹)?
30. 30.Find the amount when ₹36100 is invested at 10% per year compound interest for 2 years (in ₹).
31. 31.By selling a table fan for ₹192, a shopkeeper makes a loss of 20%. What did the table fan cost the shopkeeper (in ₹)?
32. 32.By selling a table fan for ₹64, a shopkeeper makes a loss of 20%. What did the table fan cost the shopkeeper (in ₹)?
33. 33.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
34. 34.A shopkeeper buys a pressure cooker for ₹1980 and sells it for ₹2277. Find the profit percent.
35. 35.Diya puts ₹13300 in a bank at 10% simple interest per year. How much will she have after 1 year (in ₹)?
36. 36.A pair of shoes marked at ₹4300 is sold for ₹3870. What is the discount percent?
37. 37.What is the difference between the compound interest and the simple interest on ₹21200 at 15% per year for 2 years (in ₹)?
38. 38.A shopkeeper buys a table fan for ₹260 and sells it for ₹208. Find the loss percent.
39. 39.Change 54 km/h into metres per second.
40. 40.Find the simple interest on ₹17600 at 12% per year for 4 years (in ₹).

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