Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 981 · 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 school bag marked at ₹720 is sold for ₹540. What is the discount percent?
2. 2.Find the simple interest on ₹19400 at 3% per year for 2 years (in ₹).
3. 3.Marks of 5 friends in a quiz: 19, 36, 37, 30, 13. What is their average mark?
4. 4.After a 10% discount, a bicycle costs ₹288. What was its marked price (in ₹)?
5. 5.In 21 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
6. 6.Meera’s father is three times as old as Meera. The sum of their ages is 20 years. How old is the father?
7. 7.What is the difference between the compound interest and the simple interest on ₹17500 at 8% per year for 2 years (in ₹)?
8. 8.After a 40% discount, a cricket bat costs ₹780. What was its marked price (in ₹)?
9. 9.Nisha’s father is four times as old as Nisha. The sum of their ages is 50 years. How old is Nisha?
10. 10.Find the simple interest on ₹11400 at 9% per year for 5 years (in ₹).
11. 11.A shop sells an average of 70 kg of sugar a day for 3 days, and then 25 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
12. 12.Diya puts ₹8400 in a bank at 4% simple interest per year. How much will she have after 5 years (in ₹)?
13. 13.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
14. 14.A water tank holds 1500 litres. 40% of the water is used. How many litres are left?
15. 15.The price of a school bag changes from ₹1640 to ₹1558. By what percent did it come down?
16. 16.In how many years will ₹3200 earn ₹352 as simple interest at 11% per year?
17. 17.Marks of 5 friends in a quiz: 39, 29, 37, 24, 36. What is their average mark?
18. 18.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 45 years. How old is Saanvi?
19. 19.A pair of shoes is marked at ₹1220. The shop gives a 10% discount. How much do you pay (in ₹)?
20. 20.A shopkeeper buys a cricket bat for ₹740 and sells it for ₹1036. Find the profit percent.
21. 21.A school bag bought for ₹1780 is sold at a loss of 40%. What is the selling price (in ₹)?
22. 22.Rahul is 10 years older than Vivaan. In 7 years, the sum of their ages will be 58. How old is Vivaan now?
23. 23.Pooja is 5 years older than Vivaan. In 2 years, the sum of their ages will be 43. How old is Vivaan now?
24. 24.Dev can finish a job in 2 days and Aarav in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
25. 25.A bicycle is marked at ₹980. The shop gives a 5% discount. How much do you pay (in ₹)?
26. 26.Isha can finish a job in 19 days and Zoya in 15 days. What fraction of the job do they finish if they work together for 1 day? =
27. 27.The average weight of 12 children is 30 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
28. 28.Farhan works twice as fast as Kabir. Together they finish a job in 12 days. How many days would Kabir take alone?
29. 29.Change 10 m/s into km/h.
30. 30.The simple interest on ₹11000 for 5 years is ₹4950. What is the rate of interest (% per year)?
31. 31.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
32. 32.By selling a bicycle for ₹1680, a shopkeeper makes a profit of 40%. What did the bicycle cost the shopkeeper (in ₹)?
33. 33.The average of 5 numbers is 31. When one more number is added, the average becomes 35. What number was added?
34. 34.Marks of 4 friends in a quiz: 75, 92, 101, 84. What is their average mark?
35. 35.A water tank holds 3980 litres. 40% of the water is used. How many litres are left?
36. 36.3 years ago, Priya’s mother was twice as old as Priya. The mother is 19 years old now. How old is Priya now?
37. 37.A shop sells an average of 62 kg of sugar a day for 6 days, and then 38 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
38. 38.A shop sells 3520 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
39. 39.Find the compound interest on ₹49600 at 5% per year for 2 years, added every year (in ₹).
40. 40.A shopkeeper buys a bicycle for ₹240 and sells it for ₹120. Find the loss percent.

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