Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 128 · 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 shop sells an average of 43 kg of sugar a day for 4 days, and then 39 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
2. 2.The price of a school bag changes from ₹1200 to ₹1500. By what percent did it go up?
3. 3.A study lamp is marked at ₹760. The shop gives a 30% discount. How much do you pay (in ₹)?
4. 4.Find the amount when ₹31250 is invested at 8% per year compound interest for 3 years (in ₹).
5. 5.A table fan is marked at ₹424. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
6. 6.After a 25% discount, a pair of shoes costs ₹360. What was its marked price (in ₹)?
7. 7.A school bag bought for ₹1440 is sold at a profit of 10%. What is the selling price (in ₹)?
8. 8.Pooja can finish a job in 20 days and Rohan in 11 days. What fraction of the job do they finish if they work together for 3 days? =
9. 9.Karan’s batting average after 9 innings is 39 runs. How many runs must Karan score in the next innings to raise the average to 44?
10. 10.A water tank holds 4160 litres. 10% of the water is used. How many litres are left?
11. 11.A car runs for 2 hours at 37 km/h and then for 2 hours at 25 km/h. What is its average speed for the whole journey (in km/h)?
12. 12.Dev and Kabir together finish a job in 2 days. Dev alone takes 3 days. How many days would Kabir take alone?
13. 13.Find the amount when ₹10000 is invested at 10% per year compound interest for 2 years (in ₹).
14. 14.Zoya and Arjun together finish a job in 5 days. Zoya alone takes 30 days. How many days would Arjun take alone?
15. 15.Find the amount when ₹42848 is invested at 25% per year compound interest for 2 years (in ₹).
16. 16.Arjun can finish a job in 4 days and Nisha in 30 days. Arjun works alone for 2 days and then stops. Nisha finishes the rest. How many days does Nisha take?
17. 17.Find the amount when ₹46875 is invested at 8% per year compound interest for 3 years (in ₹).
18. 18.By selling a bicycle for ₹1892, a shopkeeper makes a profit of 10%. What did the bicycle cost the shopkeeper (in ₹)?
19. 19.A shopkeeper buys a bicycle for ₹1920 and sells it for ₹1824. Find the loss percent.
20. 20.A shopkeeper buys a school bag for ₹1580 and sells it for ₹2370. Find the profit percent.
21. 21.7 years ago, Priya’s mother was four times as old as Priya. The mother is 31 years old now. How old is Priya now?
22. 22.A cricket bat is marked at ₹4220. The shop gives a 40% discount. How much do you pay (in ₹)?
23. 23.Find the amount when ₹43750 is invested at 12% per year compound interest for 2 years (in ₹).
24. 24.Arjun works three times as fast as Aditya. Together they finish a job in 9 days. How many days would Aditya take alone?
25. 25.The price of a school bag changes from ₹1560 to ₹780. By what percent did it come down?
26. 26.The price of a school bag changes from ₹4080 to ₹4284. By what percent did it go up?
27. 27.What is the difference between the compound interest and the simple interest on ₹32500 at 4% per year for 2 years (in ₹)?
28. 28.Ishaan works twice as fast as Manav. Together they finish a job in 2 days. How many days would Manav take alone?
29. 29.Kavya’s father is twice as old as Kavya. The sum of their ages is 33 years. How old is Kavya?
30. 30.Find the amount when ₹41875 is invested at 20% per year compound interest for 3 years (in ₹).
31. 31.A water tank holds 2860 litres. 30% of the water is used. How many litres are left?
32. 32.A water tank holds 2760 litres. 20% of the water is used. How many litres are left?
33. 33.Tara is 5 years older than Sneha. In 10 years, the sum of their ages will be 39. How old is Sneha now?
34. 34.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
35. 35.After a 40% discount, a pressure cooker costs ₹1440. What was its marked price (in ₹)?
36. 36.By selling a bicycle for ₹820, a shopkeeper makes a loss of 50%. What did the bicycle cost the shopkeeper (in ₹)?
37. 37.A water tank holds 2600 litres. 25% of the water is used. How many litres are left?
38. 38.By selling a watch for ₹1040, a shopkeeper makes a profit of 30%. What did the watch cost the shopkeeper (in ₹)?
39. 39.In how many years will ₹13600 earn ₹3400 as simple interest at 5% per year?
40. 40.The price of a bicycle is ₹4580. It goes up by 30%. What is the new price (in ₹)?

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