Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 801 · 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.By selling a cricket bat for ₹375, a shopkeeper makes a profit of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
2. 2.Diya puts ₹12500 in a bank at 15% simple interest per year. How much will she have after 1 year (in ₹)?
3. 3.A shop sells an average of 67 kg of sugar a day for 5 days, and then 59 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
4. 4.Vivaan can finish a job in 17 days and Rohan in 15 days. What fraction of the job do they finish if they work together for 3 days? =
5. 5.A car runs for 3 hours at 48 km/h and then for 3 hours at 50 km/h. What is its average speed for the whole journey (in km/h)?
6. 6.Ananya can finish a job in 10 days and Karan in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
7. 7.Farhan and Kabir together finish a job in 6 days. Farhan alone takes 9 days. How many days would Kabir take alone?
8. 8.What is the difference between the compound interest and the simple interest on ₹20700 at 10% per year for 2 years (in ₹)?
9. 9.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
10. 10.A shopkeeper buys a study lamp for ₹1060 and sells it for ₹530. Find the loss percent.
11. 11.A shop sells 1240 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
12. 12.Diya puts ₹4000 in a bank at 3% simple interest per year. How much will she have after 5 years (in ₹)?
13. 13.What sum of money earns ₹1530 simple interest in 3 years at 10% per year (in ₹)?
14. 14.Rohan’s batting average after 14 innings is 39 runs. How many runs must Rohan score in the next innings to raise the average to 42?
15. 15.A price comes down by 10% and then comes down by 10% more. By what percent has it come down in all? =
16. 16.By selling a pressure cooker for ₹812, a shopkeeper makes a profit of 40%. What did the pressure cooker cost the shopkeeper (in ₹)?
17. 17.Find the compound interest on ₹11375 at 20% per year for 3 years, added every year (in ₹).
18. 18.A pair of shoes is marked at ₹545. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
19. 19.Marks of 4 friends in a quiz: 94, 85, 90, 59. What is their average mark?
20. 20.A shopkeeper buys a pressure cooker for ₹1320 and sells it for ₹1650. Find the profit percent.
21. 21.3 years ago, Tara’s mother was twice as old as Tara. The mother is 21 years old now. How old is Tara now?
22. 22.A shop sells an average of 25 kg of sugar a day for 4 days, and then 59 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
23. 23.Find the simple interest on ₹12600 at 10% per year for 2 years (in ₹).
24. 24.A shopkeeper buys a pair of shoes for ₹240 and sells it for ₹120. Find the loss percent.
25. 25.Find the simple interest on ₹1000 at 3% per year for 2 years (in ₹).
26. 26.In how many years will ₹8600 earn ₹2580 as simple interest at 6% per year?
27. 27.The price of a school bag changes from ₹460 to ₹276. By what percent did it come down?
28. 28.A car runs for 1 hour at 20 km/h and then for 1 hour at 34 km/h. What is its average speed for the whole journey (in km/h)?
29. 29.Aarav’s father is twice as old as Aarav. The sum of their ages is 42 years. How old is Aarav?
30. 30.A bicycle bought for ₹380 is sold at a profit of 40%. What is the selling price (in ₹)?
31. 31.The price of a school bag changes from ₹2240 to ₹3360. By what percent did it go up?
32. 32.Karan’s father is twice as old as Karan. The sum of their ages is 42 years. How old is the father?
33. 33.A price goes up by 30% and then goes up by 50% more. By what percent has it gone up in all? =
34. 34.A pressure cooker marked at ₹2040 is sold for ₹1938. What is the discount percent?
35. 35.Find the simple interest on ₹4800 at 9% per year for 4 years (in ₹).
36. 36.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
37. 37.A town has 200 people. Its population grows by 10%. How many people live there now?
38. 38.Find the amount when ₹14000 is invested at 5% per year compound interest for 2 years (in ₹).
39. 39.How many minutes does a car take to go 86 km at 60 km/h?
40. 40.Karan can finish a job in 9 days and Kabir in 24 days. Karan works alone for 3 days and then stops. Kabir finishes the rest. How many days does Kabir take?

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