Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 773 · 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.Meera’s batting average after 15 innings is 39 runs. How many runs must Meera score in the next innings to raise the average to 43?
2. 2.Tara works twice as fast as Rohan. Together they finish a job in 12 days. How many days would Rohan take alone?
3. 3.A bus runs at 44 km/h. How far does it go in 90 minutes (in km)?
4. 4.Pooja’s batting average after 13 innings is 42 runs. How many runs must Pooja score in the next innings to raise the average to 43?
5. 5.A car runs for 1 hour at 47 km/h and then for 1 hour at 23 km/h. What is its average speed for the whole journey (in km/h)?
6. 6.Change 30 m/s into km/h.
7. 7.In 10 years, Manav will be twice as old as Manav was 3 years ago. How old is Manav now?
8. 8.A pressure cooker is marked at ₹380. The shop gives a 20% discount. How much do you pay (in ₹)?
9. 9.A price goes up by 10% and then goes up by 10% more. By what percent has it gone up in all? =
10. 10.A shop sells 160 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
11. 11.The average of 5 numbers is 54. When one more number is added, the average becomes 58. What number was added?
12. 12.A shop sells 4160 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
13. 13.A price goes up by 50% and then goes up by 5% more. By what percent has it gone up in all? =
14. 14.Marks of 6 friends in a quiz: 60, 63, 86, 83, 64, 76. What is their average mark?
15. 15.A price goes up by 25% and then comes down by 5%. By what percent has it gone up in all? =
16. 16.A pair of shoes is marked at ₹1225. The shop takes 20% off, and then a further 10% off the new price. How much do you pay (in ₹)?
17. 17.Diya puts ₹9800 in a bank at 9% simple interest per year. How much will she have after 4 years (in ₹)?
18. 18.A shopkeeper buys a pressure cooker for ₹720 and sells it for ₹648. Find the loss percent.
19. 19.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 36 years. How old is Ishaan?
20. 20.The average weight of 10 children is 35 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
21. 21.Kavya can finish a job in 7 days and Karan in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
22. 22.A cricket bat is marked at ₹340. The shop gives a 20% discount. How much do you pay (in ₹)?
23. 23.After a 25% discount, a pair of shoes costs ₹3525. What was its marked price (in ₹)?
24. 24.Vivaan and Ananya together finish a job in 8 days. Vivaan alone takes 9 days. How many days would Ananya take alone?
25. 25.A shop sells 2980 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
26. 26.Kabir works three times as fast as Ananya. Together they finish a job in 2 days. How many days would Ananya take alone?
27. 27.The price of a school bag changes from ₹5000 to ₹6500. By what percent did it go up?
28. 28.A car runs for 4 hours at 36 km/h and then for 4 hours at 80 km/h. What is its average speed for the whole journey (in km/h)?
29. 29.What is the difference between the compound interest and the simple interest on ₹50000 at 25% per year for 2 years (in ₹)?
30. 30.A school bag is marked at ₹585. The shop takes 20% off, and then a further 50% off the new price. How much do you pay (in ₹)?
31. 31.The simple interest on ₹5400 for 2 years is ₹1296. What is the rate of interest (% per year)?
32. 32.The simple interest on ₹20000 for 2 years is ₹2000. What is the rate of interest (% per year)?
33. 33.A car runs for 3 hours at 24 km/h and then for 3 hours at 40 km/h. What is its average speed for the whole journey (in km/h)?
34. 34.How many minutes does a car take to go 17 km at 60 km/h?
35. 35.What is the difference between the compound interest and the simple interest on ₹42500 at 4% per year for 2 years (in ₹)?
36. 36.Find the simple interest on ₹10000 at 7% per year for 4 years (in ₹).
37. 37.Marks of 5 friends in a quiz: 25, 15, 35, 20, 5. What is their average mark?
38. 38.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
39. 39.A watch is marked at ₹4640. The shop gives a 50% discount. How much do you pay (in ₹)?
40. 40.Find the simple interest on ₹14100 at 8% per year for 3 years (in ₹).

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