Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 679 · 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.Change 72 km/h into metres per second.
2. 2.Marks of 4 friends in a quiz: 30, 46, 42, 30. What is their average mark?
3. 3.A price goes up by 15% and then goes up by 40% more. By what percent has it gone up in all? =
4. 4.What is the difference between the compound interest and the simple interest on ₹22800 at 15% per year for 2 years (in ₹)?
5. 5.What is the difference between the compound interest and the simple interest on ₹17000 at 10% per year for 2 years (in ₹)?
6. 6.A water tank holds 3500 litres. 15% of the water is used. How many litres are left?
7. 7.Ananya works three times as fast as Karan. Together they finish a job in 6 days. How many days would Karan take alone?
8. 8.A pressure cooker is marked at ₹780. The shop gives a 20% discount. How much do you pay (in ₹)?
9. 9.What is the difference between the compound interest and the simple interest on ₹29200 at 5% per year for 2 years (in ₹)?
10. 10.A bus runs at 27 km/h. How far does it go in 20 minutes (in km)?
11. 11.By selling a bicycle for ₹250, a shopkeeper makes a profit of 25%. What did the bicycle cost the shopkeeper (in ₹)?
12. 12.A water tank holds 880 litres. 30% of the water is used. How many litres are left?
13. 13.In 3 years, Manav will be twice as old as Manav was 6 years ago. How old is Manav now?
14. 14.A price goes up by 10% and then goes up by 25% more. By what percent has it gone up in all? =
15. 15.A school bag is marked at ₹4820. The shop gives a 10% discount. How much do you pay (in ₹)?
16. 16.Kabir cycles to his school at 48 km/h and comes back by the same road at 80 km/h. What is his average speed for the whole trip (in km/h)?
17. 17.A watch is marked at ₹2600. The shop gives a 5% discount. How much do you pay (in ₹)?
18. 18.A school bag marked at ₹4040 is sold for ₹3434. What is the discount percent?
19. 19.What is the difference between the compound interest and the simple interest on ₹47500 at 4% per year for 2 years (in ₹)?
20. 20.A price goes up by 30% and then goes up by 25% more. By what percent has it gone up in all? =
21. 21.How many minutes does a car take to go 11 km at 44 km/h?
22. 22.Kavya and Tara together finish a job in 2 days. Kavya alone takes 4 days. How many days would Tara take alone?
23. 23.By selling a pair of shoes for ₹1272, a shopkeeper makes a profit of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
24. 24.By selling a watch for ₹1470, a shopkeeper makes a profit of 5%. What did the watch cost the shopkeeper (in ₹)?
25. 25.Arjun’s batting average after 12 innings is 28 runs. How many runs must Arjun score in the next innings to raise the average to 32?
26. 26.Change 18 km/h into metres per second.
27. 27.Vivaan works twice as fast as Kabir. Together they finish a job in 7 days. How many days would Kabir take alone?
28. 28.A cricket bat marked at ₹2300 is sold for ₹1380. What is the discount percent?
29. 29.Marks of 5 friends in a quiz: 65, 75, 51, 55, 64. What is their average mark?
30. 30.Find the amount when ₹34375 is invested at 8% per year compound interest for 2 years (in ₹).
31. 31.Change 40 m/s into km/h.
32. 32.Manav can finish a job in 8 days and Kabir in 10 days. What fraction of the job do they finish if they work together for 2 days? =
33. 33.Find the amount when ₹27575 is invested at 20% per year compound interest for 2 years (in ₹).
34. 34.2 years ago, Meera’s mother was four times as old as Meera. The mother is 50 years old now. How old is Meera now?
35. 35.A water tank holds 2940 litres. 25% of the water is used. How many litres are left?
36. 36.A water tank holds 1280 litres. 40% of the water is used. How many litres are left?
37. 37.A shopkeeper buys a pressure cooker for ₹560 and sells it for ₹504. Find the loss percent.
38. 38.What is the difference between the compound interest and the simple interest on ₹3200 at 10% per year for 2 years (in ₹)?
39. 39.Arjun’s father is four times as old as Arjun. The sum of their ages is 40 years. How old is the father?
40. 40.Priya can finish a job in 2 days and Diya in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

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