Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 733 · 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.Find the amount when ₹33000 is invested at 10% per year compound interest for 3 years (in ₹).
2. 2.Diya puts ₹3400 in a bank at 7% simple interest per year. How much will she have after 4 years (in ₹)?
3. 3.A table fan is marked at ₹1240. The shop gives a 20% discount. How much do you pay (in ₹)?
4. 4.A price goes up by 30% and then goes up by 5% more. By what percent has it gone up in all? =
5. 5.The price of a bicycle is ₹560. It goes up by 40%. What is the new price (in ₹)?
6. 6.The average of 7 numbers is 53. When one more number is added, the average becomes 59. What number was added?
7. 7.What sum of money earns ₹756 simple interest in 1 year at 4% per year (in ₹)?
8. 8.A shop sells an average of 50 kg of sugar a day for 2 days, and then 26 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
9. 9.A table fan is marked at ₹2320. The shop gives a 20% discount. How much do you pay (in ₹)?
10. 10.By selling a table fan for ₹1392, a shopkeeper makes a profit of 20%. What did the table fan cost the shopkeeper (in ₹)?
11. 11.A table fan bought for ₹1260 is sold at a loss of 25%. What is the selling price (in ₹)?
12. 12.A shopkeeper buys a pressure cooker for ₹840 and sells it for ₹1008. Find the profit percent.
13. 13.Sneha can finish a job in 4 days and Kabir in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
14. 14.A price comes down by 30% and then comes down by 25% more. By what percent has it come down in all? =
15. 15.Zoya can finish a job in 20 days and Aarav in 4 days. Zoya works alone for 5 days and then stops. Aarav finishes the rest. How many days does Aarav take?
16. 16.A cricket bat is marked at ₹475. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
17. 17.A water tank holds 3580 litres. 10% of the water is used. How many litres are left?
18. 18.A town has 2080 people. Its population grows by 15%. How many people live there now?
19. 19.Marks of 6 friends in a quiz: 24, 36, 30, 44, 41, 23. What is their average mark?
20. 20.Kabir cycles to his school at 30 km/h and comes back by the same road at 60 km/h. What is his average speed for the whole trip (in km/h)?
21. 21.Nisha can finish a job in 5 days and Meera in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
22. 22.The price of a bicycle is ₹1500. It goes up by 20%. What is the new price (in ₹)?
23. 23.The average weight of 8 children is 36 kg. One child, who weighs 43 kg, leaves the group. What is the new average weight (in kg)?
24. 24.In how many years will ₹18600 earn ₹13950 as simple interest at 15% per year?
25. 25.In 21 years, Zoya will be twice as old as Zoya was 3 years ago. How old is Zoya now?
26. 26.By selling a pressure cooker for ₹896, a shopkeeper makes a loss of 20%. What did the pressure cooker cost the shopkeeper (in ₹)?
27. 27.The average weight of 10 children is 34 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
28. 28.A shop sells 1620 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
29. 29.Sneha is 7 years older than Aditya. In 2 years, the sum of their ages will be 53. How old is Aditya now?
30. 30.Change 108 km/h into metres per second.
31. 31.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
32. 32.Find the simple interest on ₹6600 at 12% per year for 1 year (in ₹).
33. 33.The price of a school bag changes from ₹3200 to ₹3520. By what percent did it go up?
34. 34.A shopkeeper buys a bicycle for ₹260 and sells it for ₹273. Find the profit percent.
35. 35.A car runs for 1 hour at 50 km/h and then for 4 hours at 20 km/h. What is its average speed for the whole journey (in km/h)?
36. 36.By selling a pair of shoes for ₹330, a shopkeeper makes a profit of 50%. What did the pair of shoes cost the shopkeeper (in ₹)?
37. 37.How many minutes does a car take to go 95 km at 50 km/h?
38. 38.What is the difference between the compound interest and the simple interest on ₹4400 at 15% per year for 2 years (in ₹)?
39. 39.In how many years will ₹19900 earn ₹2189 as simple interest at 11% per year?
40. 40.Rohan can finish a job in 12 days and Vivaan in 6 days. Rohan works alone for 4 days and then stops. Vivaan finishes the rest. How many days does Vivaan take?

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