Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 906 · 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 pair of shoes marked at ₹4900 is sold for ₹4410. What is the discount percent?
2. 2.Find the compound interest on ₹40000 at 5% per year for 3 years, added every year (in ₹).
3. 3.Diya puts ₹3700 in a bank at 15% simple interest per year. How much will she have after 3 years (in ₹)?
4. 4.How many minutes does a car take to go 53 km at 30 km/h?
5. 5.Farhan can finish a job in 12 days and Nisha in 4 days. What fraction of the job do they finish if they work together for 1 day? =
6. 6.A price goes up by 40% and then comes down by 5%. By what percent has it gone up in all? =
7. 7.What is the difference between the compound interest and the simple interest on ₹35000 at 8% per year for 2 years (in ₹)?
8. 8.A study lamp marked at ₹500 is sold for ₹400. What is the discount percent?
9. 9.Rahul’s batting average after 8 innings is 28 runs. How many runs must Rahul score in the next innings to raise the average to 30?
10. 10.After a 15% discount, a school bag costs ₹3672. What was its marked price (in ₹)?
11. 11.A pressure cooker is marked at ₹455. The shop takes 20% off, and then a further 25% off the new price. How much do you pay (in ₹)?
12. 12.Kabir cycles to his school at 12 km/h and comes back by the same road at 20 km/h. What is his average speed for the whole trip (in km/h)?
13. 13.Marks of 5 friends in a quiz: 25, 46, 41, 29, 14. What is their average mark?
14. 14.The price of a bicycle is ₹360. It goes up by 40%. What is the new price (in ₹)?
15. 15.Find the amount when ₹38528 is invested at 25% per year compound interest for 3 years (in ₹).
16. 16.Find the simple interest on ₹7300 at 15% per year for 1 year (in ₹).
17. 17.In 4 years, Ananya will be twice as old as Ananya was 4 years ago. How old is Ananya now?
18. 18.In how many years will ₹14900 earn ₹298 as simple interest at 2% per year?
19. 19.Find the simple interest on ₹700 at 3% per year for 2 years (in ₹).
20. 20.A car runs for 2 hours at 37 km/h and then for 2 hours at 31 km/h. What is its average speed for the whole journey (in km/h)?
21. 21.What is the difference between the compound interest and the simple interest on ₹34000 at 25% per year for 2 years (in ₹)?
22. 22.A school bag is marked at ₹2600. The shop gives a 5% discount. How much do you pay (in ₹)?
23. 23.Rahul can finish a job in 10 days and Kavya in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
24. 24.Find the amount when ₹8625 is invested at 20% per year compound interest for 3 years (in ₹).
25. 25.The price of a school bag changes from ₹1260 to ₹1449. By what percent did it go up?
26. 26.Kabir can finish a job in 12 days and Farhan in 24 days. Kabir works alone for 5 days and then stops. Farhan finishes the rest. How many days does Farhan take?
27. 27.Marks of 5 friends in a quiz: 81, 59, 66, 75, 59. What is their average mark?
28. 28.The price of a school bag changes from ₹2960 to ₹2072. By what percent did it come down?
29. 29.A shop sells an average of 44 kg of sugar a day for 3 days, and then 30 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
30. 30.Priya’s father is twice as old as Priya. The sum of their ages is 21 years. How old is the father?
31. 31.A water tank holds 1160 litres. 10% of the water is used. How many litres are left?
32. 32.The price of a school bag changes from ₹3480 to ₹2436. By what percent did it come down?
33. 33.The simple interest on ₹5400 for 3 years is ₹810. What is the rate of interest (% per year)?
34. 34.Marks of 6 friends in a quiz: 43, 53, 54, 50, 48, 82. What is their average mark?
35. 35.A price comes down by 50% and then comes down by 25% more. By what percent has it come down in all? =
36. 36.A water tank holds 400 litres. 50% of the water is used. How many litres are left?
37. 37.Diya puts ₹5000 in a bank at 10% simple interest per year. How much will she have after 4 years (in ₹)?
38. 38.Aarav works twice as fast as Priya. Together they finish a job in 5 days. How many days would Priya take alone?
39. 39.In 6 years, Saanvi will be three times as old as Saanvi was 4 years ago. How old is Saanvi now?
40. 40.Kavya can finish a job in 20 days and Ananya in 11 days. What fraction of the job do they finish if they work together for 1 day? =

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