Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 557 · 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 study lamp bought for ₹120 is sold at a profit of 20%. What is the selling price (in ₹)?
2. 2.Nisha works twice as fast as Isha. Together they finish a job in 5 days. How many days would Isha take alone?
3. 3.Diya puts ₹3900 in a bank at 14% simple interest per year. How much will she have after 5 years (in ₹)?
4. 4.6 years ago, Tara’s mother was four times as old as Tara. The mother is 30 years old now. How old is Tara now?
5. 5.Find the compound interest on ₹34375 at 12% per year for 2 years, added every year (in ₹).
6. 6.What sum of money earns ₹4228 simple interest in 4 years at 7% per year (in ₹)?
7. 7.Find the compound interest on ₹16000 at 15% per year for 3 years, added every year (in ₹).
8. 8.A water tank holds 3200 litres. 5% of the water is used. How many litres are left?
9. 9.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
10. 10.Diya’s father is twice as old as Diya. The sum of their ages is 27 years. How old is Diya?
11. 11.A pressure cooker is marked at ₹2360. The shop gives a 5% discount. How much do you pay (in ₹)?
12. 12.Aditya can finish a job in 3 days and Meera in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
13. 13.Change 18 km/h into metres per second.
14. 14.The price of a school bag changes from ₹1240 to ₹1488. By what percent did it go up?
15. 15.The average of 5 numbers is 39. When one more number is added, the average becomes 40. What number was added?
16. 16.Rahul works three times as fast as Tara. Together they finish a job in 12 days. How many days would Tara take alone?
17. 17.Diya puts ₹14600 in a bank at 3% simple interest per year. How much will she have after 3 years (in ₹)?
18. 18.Find the compound interest on ₹44100 at 10% per year for 2 years, added every year (in ₹).
19. 19.Farhan is 10 years older than Ananya. In 6 years, the sum of their ages will be 44. How old is Ananya now?
20. 20.Find the amount when ₹15625 is invested at 12% per year compound interest for 3 years (in ₹).
21. 21.Meera can finish a job in 6 days and Kabir in 4 days. Meera works alone for 3 days and then stops. Kabir finishes the rest. How many days does Kabir take?
22. 22.What sum of money earns ₹1320 simple interest in 5 years at 4% per year (in ₹)?
23. 23.In how many years will ₹14200 earn ₹710 as simple interest at 5% per year?
24. 24.Nisha works twice as fast as Rohan. Together they finish a job in 5 days. How many days would Rohan take alone?
25. 25.A shop sells an average of 51 kg of sugar a day for 6 days, and then 21 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
26. 26.Kabir cycles to his school at 30 km/h and comes back by the same road at 70 km/h. What is his average speed for the whole trip (in km/h)?
27. 27.Change 90 km/h into metres per second.
28. 28.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
29. 29.Tara can finish a job in 19 days and Vivaan in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.The price of a school bag changes from ₹2640 to ₹2508. By what percent did it come down?
31. 31.What is the difference between the compound interest and the simple interest on ₹7500 at 4% per year for 2 years (in ₹)?
32. 32.By selling a pair of shoes for ₹1716, a shopkeeper makes a profit of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?
33. 33.Vivaan and Kabir together finish a job in 2 days. Vivaan alone takes 3 days. How many days would Kabir take alone?
34. 34.Marks of 4 friends in a quiz: 75, 66, 72, 35. What is their average mark?
35. 35.The price of a school bag changes from ₹3520 to ₹4576. By what percent did it go up?
36. 36.In 26 years, Saanvi will be three times as old as Saanvi was 2 years ago. How old is Saanvi now?
37. 37.In how many years will ₹4700 earn ₹658 as simple interest at 14% per year?
38. 38.Dev can finish a job in 6 days and Karan in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
39. 39.A pair of shoes is marked at ₹1680. The shop takes 10% off, and then a further 25% off the new price. How much do you pay (in ₹)?
40. 40.A car runs for 3 hours at 60 km/h and then for 1 hour at 44 km/h. What is its average speed for the whole journey (in km/h)?

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