Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 966 · 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.The price of a school bag changes from ₹1760 to ₹2200. By what percent did it go up?
2. 2.By selling a study lamp for ₹84, a shopkeeper makes a loss of 30%. What did the study lamp cost the shopkeeper (in ₹)?
3. 3.By selling a pressure cooker for ₹315, a shopkeeper makes a profit of 5%. What did the pressure cooker cost the shopkeeper (in ₹)?
4. 4.A town has 2180 people. Its population grows by 10%. How many people live there now?
5. 5.The average weight of 6 children is 35 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
6. 6.Diya’s batting average after 12 innings is 49 runs. How many runs must Diya score in the next innings to raise the average to 52?
7. 7.A shopkeeper buys a pair of shoes for ₹620 and sells it for ₹496. Find the loss percent.
8. 8.Diya puts ₹16500 in a bank at 14% simple interest per year. How much will she have after 3 years (in ₹)?
9. 9.A price goes up by 15% and then goes up by 20% more. By what percent has it gone up in all? =
10. 10.4 years ago, Sneha’s mother was twice as old as Sneha. The mother is 14 years old now. How old is Sneha now?
11. 11.6 years ago, Zoya’s mother was twice as old as Zoya. The mother is 22 years old now. How old is Zoya now?
12. 12.Find the simple interest on ₹12600 at 15% per year for 4 years (in ₹).
13. 13.Meera’s father is three times as old as Meera. The sum of their ages is 20 years. How old is Meera?
14. 14.Rahul’s batting average after 13 innings is 50 runs. How many runs must Rahul score in the next innings to raise the average to 55?
15. 15.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
16. 16.In how many years will ₹10700 earn ₹1070 as simple interest at 10% per year?
17. 17.A shop sells 1740 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
18. 18.Manav and Meera together finish a job in 8 days. Manav alone takes 10 days. How many days would Meera take alone?
19. 19.Find the simple interest on ₹7600 at 15% per year for 3 years (in ₹).
20. 20.How many minutes does a car take to go 148 km at 40 km/h?
21. 21.A shopkeeper buys a bicycle for ₹680 and sells it for ₹646. Find the loss percent.
22. 22.A water tank holds 2580 litres. 50% of the water is used. How many litres are left?
23. 23.Marks of 4 friends in a quiz: 58, 64, 52, 70. What is their average mark?
24. 24.A price goes up by 50% and then comes down by 15%. By what percent has it gone up in all? =
25. 25.What is the difference between the compound interest and the simple interest on ₹22000 at 15% per year for 2 years (in ₹)?
26. 26.Change 35 m/s into km/h.
27. 27.Find the amount when ₹23200 is invested at 5% per year compound interest for 2 years (in ₹).
28. 28.What sum of money earns ₹264 simple interest in 3 years at 4% per year (in ₹)?
29. 29.Change 36 km/h into metres per second.
30. 30.How many minutes does a car take to go 50 km at 40 km/h?
31. 31.Find the simple interest on ₹4900 at 6% per year for 4 years (in ₹).
32. 32.Diya and Zoya together finish a job in 8 days. Diya alone takes 9 days. How many days would Zoya take alone?
33. 33.Karan is 2 years older than Saanvi. In 3 years, the sum of their ages will be 22. How old is Saanvi now?
34. 34.A pair of shoes is marked at ₹840. The shop gives a 50% discount. How much do you pay (in ₹)?
35. 35.By selling a school bag for ₹612, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
36. 36.Diya puts ₹3000 in a bank at 12% simple interest per year. How much will she have after 1 year (in ₹)?
37. 37.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
38. 38.9 years ago, Diya’s mother was twice as old as Diya. The mother is 33 years old now. How old is Diya now?
39. 39.A shopkeeper buys a cricket bat for ₹1080 and sells it for ₹810. Find the loss percent.
40. 40.A water tank holds 4320 litres. 50% of the water is used. How many litres are left?

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