Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 994 · 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.Kavya and Rahul together finish a job in 5 days. Kavya alone takes 6 days. How many days would Rahul take alone?
2. 2.A price comes down by 25% and then comes down by 10% more. By what percent has it come down in all? =
3. 3.5 years ago, Karan’s mother was three times as old as Karan. The mother is 41 years old now. How old is Karan now?
4. 4.Aarav works twice as fast as Meera. Together they finish a job in 2 days. How many days would Meera take alone?
5. 5.Nisha can finish a job in 10 days and Ananya in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
6. 6.A pressure cooker is marked at ₹3320. The shop gives a 10% discount. How much do you pay (in ₹)?
7. 7.The price of a school bag changes from ₹2960 to ₹3848. By what percent did it go up?
8. 8.What sum of money earns ₹2013 simple interest in 3 years at 11% per year (in ₹)?
9. 9.Find the simple interest on ₹11700 at 2% per year for 2 years (in ₹).
10. 10.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
11. 11.Marks of 6 friends in a quiz: 32, 24, 12, 10, 29, 19. What is their average mark?
12. 12.A school bag is marked at ₹1240. The shop takes 25% off, and then a further 10% off the new price. How much do you pay (in ₹)?
13. 13.The simple interest on ₹1400 for 5 years is ₹1050. What is the rate of interest (% per year)?
14. 14.3 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 35 years old now. How old is Vivaan now?
15. 15.Sneha’s father is twice as old as Sneha. The sum of their ages is 45 years. How old is the father?
16. 16.A table fan marked at ₹2940 is sold for ₹1764. What is the discount percent?
17. 17.Marks of 5 friends in a quiz: 75, 73, 82, 96, 89. What is their average mark?
18. 18.Kavya works three times as fast as Kabir. Together they finish a job in 8 days. How many days would Kabir take alone?
19. 19.How many minutes does a car take to go 56 km at 30 km/h?
20. 20.A pressure cooker is marked at ₹3940. The shop gives a 15% discount. How much do you pay (in ₹)?
21. 21.What is the difference between the compound interest and the simple interest on ₹10000 at 8% per year for 2 years (in ₹)?
22. 22.What is the difference between the compound interest and the simple interest on ₹6000 at 25% per year for 2 years (in ₹)?
23. 23.A cricket bat is marked at ₹820. The shop gives a 10% discount. How much do you pay (in ₹)?
24. 24.A water tank holds 4840 litres. 15% of the water is used. How many litres are left?
25. 25.Find the compound interest on ₹19375 at 4% per year for 2 years, added every year (in ₹).
26. 26.Nisha and Isha together finish a job in 18 days. Nisha alone takes 30 days. How many days would Isha take alone?
27. 27.The average weight of 7 children is 40 kg. One child, who weighs 46 kg, leaves the group. What is the new average weight (in kg)?
28. 28.Arjun is 6 years older than Priya. In 2 years, the sum of their ages will be 24. How old is Priya now?
29. 29.Change 18 km/h into metres per second.
30. 30.What is the difference between the compound interest and the simple interest on ₹25200 at 15% per year for 2 years (in ₹)?
31. 31.A shopkeeper buys a table fan for ₹1780 and sells it for ₹2670. Find the profit percent.
32. 32.By selling a pressure cooker for ₹1740, a shopkeeper makes a profit of 50%. What did the pressure cooker cost the shopkeeper (in ₹)?
33. 33.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
34. 34.The simple interest on ₹11800 for 5 years is ₹1180. What is the rate of interest (% per year)?
35. 35.Find the simple interest on ₹11100 at 10% per year for 2 years (in ₹).
36. 36.The average of 4 numbers is 26. When one more number is added, the average becomes 29. What number was added?
37. 37.Change 72 km/h into metres per second.
38. 38.A shopkeeper buys a cricket bat for ₹500 and sells it for ₹350. Find the loss percent.
39. 39.The average weight of 11 children is 31 kg. One child, who weighs 41 kg, leaves the group. What is the new average weight (in kg)?
40. 40.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).

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