Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 81 · 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 is 10 years older than Aditya. In 7 years, the sum of their ages will be 50. How old is Aditya now?
2. 2.By selling a school bag for ₹224, a shopkeeper makes a loss of 20%. What did the school bag cost the shopkeeper (in ₹)?
3. 3.Ishaan can finish a job in 2 days and Manav in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.Two discounts of 25% and 25%, one after the other, are the same as one discount of what percent? =
5. 5.Priya can finish a job in 30 days and Rahul in 15 days. Priya works alone for 24 days and then stops. Rahul finishes the rest. How many days does Rahul take?
6. 6.A shopkeeper buys a table fan for ₹1840 and sells it for ₹2392. Find the profit percent.
7. 7.In how many years will ₹11200 earn ₹448 as simple interest at 4% per year?
8. 8.A shop sells 3240 cups of tea a month. Next month it sells 30% more. How many cups does it sell next month?
9. 9.The average weight of 11 children is 42 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
10. 10.Sneha’s father is four times as old as Sneha. The sum of their ages is 65 years. How old is the father?
11. 11.Aarav is 6 years older than Saanvi. In 5 years, the sum of their ages will be 68. How old is Saanvi now?
12. 12.A price goes up by 40% and then goes up by 25% more. By what percent has it gone up in all? =
13. 13.Find the amount when ₹43376 is invested at 25% per year compound interest for 2 years (in ₹).
14. 14.A shop sells an average of 20 kg of sugar a day for 6 days, and then 68 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
15. 15.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
16. 16.5 years ago, Rahul’s mother was three times as old as Rahul. The mother is 20 years old now. How old is Rahul now?
17. 17.A table fan is marked at ₹2900. The shop gives a 15% discount. How much do you pay (in ₹)?
18. 18.Find the compound interest on ₹48000 at 5% per year for 3 years, added every year (in ₹).
19. 19.Marks of 5 friends in a quiz: 26, 35, 46, 43, 35. What is their average mark?
20. 20.Farhan can finish a job in 15 days and Manav in 12 days. What fraction of the job do they finish if they work together for 2 days? =
21. 21.The average of 8 numbers is 58. When one more number is added, the average becomes 59. What number was added?
22. 22.A bus runs at 60 km/h. How far does it go in 10 minutes (in km)?
23. 23.A shop sells 2740 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
24. 24.A table fan marked at ₹4700 is sold for ₹4230. What is the discount percent?
25. 25.By selling a school bag for ₹2016, a shopkeeper makes a profit of 40%. What did the school bag cost the shopkeeper (in ₹)?
26. 26.A price goes up by 10% and then goes up by 15% more. By what percent has it gone up in all? =
27. 27.Marks of 6 friends in a quiz: 77, 61, 64, 74, 85, 89. What is their average mark?
28. 28.A shop sells 4460 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
29. 29.Arjun’s father is twice as old as Arjun. The sum of their ages is 27 years. How old is Arjun?
30. 30.Ananya is 2 years older than Meera. In 3 years, the sum of their ages will be 22. How old is Meera now?
31. 31.A water tank holds 2080 litres. 15% of the water is used. How many litres are left?
32. 32.The average of 4 numbers is 31. When one more number is added, the average becomes 37. What number was added?
33. 33.Farhan can finish a job in 19 days and Rahul in 11 days. What fraction of the job do they finish if they work together for 2 days? =
34. 34.A watch marked at ₹880 is sold for ₹660. What is the discount percent?
35. 35.In 25 years, Saanvi will be three times as old as Saanvi was 3 years ago. How old is Saanvi now?
36. 36.Aarav can finish a job in 7 days and Zoya in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
37. 37.By selling a school bag for ₹1485, a shopkeeper makes a loss of 25%. What did the school bag cost the shopkeeper (in ₹)?
38. 38.4 years ago, Manav’s mother was twice as old as Manav. The mother is 16 years old now. How old is Manav now?
39. 39.By selling a pair of shoes for ₹765, a shopkeeper makes a loss of 15%. What did the pair of shoes cost the shopkeeper (in ₹)?
40. 40.2 years ago, Diya’s mother was three times as old as Diya. The mother is 38 years old now. How old is Diya now?

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