Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 154 · 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.Ananya is 3 years older than Dev. In 5 years, the sum of their ages will be 47. How old is Dev now?
2. 2.Sneha’s father is twice as old as Sneha. The sum of their ages is 30 years. How old is the father?
3. 3.The average of 4 numbers is 41. When one more number is added, the average becomes 42. What number was added?
4. 4.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
5. 5.Kabir cycles to his school at 35 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
6. 6.A watch is marked at ₹2060. The shop gives a 5% discount. How much do you pay (in ₹)?
7. 7.Tara’s batting average after 8 innings is 20 runs. How many runs must Tara score in the next innings to raise the average to 23?
8. 8.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 50 years. How old is the father?
9. 9.Vivaan can finish a job in 15 days and Arjun in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.By selling a bicycle for ₹924, a shopkeeper makes a profit of 10%. What did the bicycle cost the shopkeeper (in ₹)?
11. 11.Kavya and Diya together finish a job in 10 days. Kavya alone takes 20 days. How many days would Diya take alone?
12. 12.Farhan works twice as fast as Saanvi. Together they finish a job in 8 days. How many days would Saanvi take alone?
13. 13.In 7 years, Rohan will be twice as old as Rohan was 2 years ago. How old is Rohan now?
14. 14.What sum of money earns ₹1995 simple interest in 5 years at 3% per year (in ₹)?
15. 15.Dev can finish a job in 16 days and Nisha in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
16. 16.A price goes up by 5% and then goes up by 20% more. By what percent has it gone up in all? =
17. 17.A shop sells 460 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
18. 18.Ishaan’s father is three times as old as Ishaan. The sum of their ages is 32 years. How old is the father?
19. 19.A shopkeeper buys a table fan for ₹420 and sells it for ₹441. Find the profit percent.
20. 20.What sum of money earns ₹6300 simple interest in 5 years at 12% per year (in ₹)?
21. 21.By selling a pressure cooker for ₹1305, a shopkeeper makes a loss of 25%. What did the pressure cooker cost the shopkeeper (in ₹)?
22. 22.The simple interest on ₹10700 for 2 years is ₹1070. What is the rate of interest (% per year)?
23. 23.Find the compound interest on ₹46875 at 12% per year for 3 years, added every year (in ₹).
24. 24.Aditya’s father is four times as old as Aditya. The sum of their ages is 40 years. How old is Aditya?
25. 25.Ananya can finish a job in 9 days and Ishaan in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.A bus runs at 62 km/h. How far does it go in 90 minutes (in km)?
27. 27.Farhan works twice as fast as Rahul. Together they finish a job in 9 days. How many days would Rahul take alone?
28. 28.How many minutes does a car take to go 51 km at 36 km/h?
29. 29.A bus runs at 24 km/h. How far does it go in 40 minutes (in km)?
30. 30.Marks of 4 friends in a quiz: 37, 10, 34, 15. What is their average mark?
31. 31.A cricket bat is marked at ₹580. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
32. 32.A bicycle is marked at ₹4500. The shop gives a 5% discount. How much do you pay (in ₹)?
33. 33.In how many years will ₹14700 earn ₹4116 as simple interest at 7% per year?
34. 34.A shopkeeper buys a pressure cooker for ₹1600 and sells it for ₹1360. Find the loss percent.
35. 35.In 20 years, Zoya will be twice as old as Zoya was 4 years ago. How old is Zoya now?
36. 36.A pair of shoes marked at ₹3700 is sold for ₹1850. What is the discount percent?
37. 37.Manav can finish a job in 7 days and Meera in 28 days. Manav works alone for 6 days and then stops. Meera finishes the rest. How many days does Meera take?
38. 38.Kabir cycles to his school at 90 km/h and comes back by the same road at 18 km/h. What is his average speed for the whole trip (in km/h)?
39. 39.A car runs for 3 hours at 50 km/h and then for 2 hours at 30 km/h. What is its average speed for the whole journey (in km/h)?
40. 40.A water tank holds 1720 litres. 15% of the water is used. How many litres are left?

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