Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 943 · 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.What sum of money earns ₹585 simple interest in 5 years at 9% per year (in ₹)?
2. 2.In how many years will ₹5100 earn ₹102 as simple interest at 2% per year?
3. 3.What is the difference between the compound interest and the simple interest on ₹24400 at 5% per year for 2 years (in ₹)?
4. 4.In how many years will ₹1500 earn ₹360 as simple interest at 8% per year?
5. 5.Dev and Kabir together finish a job in 8 days. Dev alone takes 16 days. How many days would Kabir take alone?
6. 6.Aarav can finish a job in 12 days and Saanvi in 30 days. Aarav works alone for 4 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
7. 7.By selling a bicycle for ₹1216, a shopkeeper makes a loss of 5%. What did the bicycle cost the shopkeeper (in ₹)?
8. 8.Isha can finish a job in 7 days and Priya in 21 days. Isha works alone for 6 days and then stops. Priya finishes the rest. How many days does Priya take?
9. 9.Pooja can finish a job in 13 days and Rohan in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.Find the amount when ₹15625 is invested at 8% per year compound interest for 2 years (in ₹).
11. 11.Sneha is 9 years older than Tara. In 8 years, the sum of their ages will be 83. How old is Tara now?
12. 12.Diya puts ₹20000 in a bank at 14% simple interest per year. How much will she have after 1 year (in ₹)?
13. 13.In how many years will ₹5000 earn ₹500 as simple interest at 10% per year?
14. 14.Change 90 km/h into metres per second.
15. 15.What sum of money earns ₹825 simple interest in 5 years at 5% per year (in ₹)?
16. 16.Kabir works three times as fast as Arjun. Together they finish a job in 4 days. How many days would Arjun take alone?
17. 17.Kavya can finish a job in 6 days and Manav in 10 days. What fraction of the job do they finish if they work together for 2 days? =
18. 18.A price goes up by 25% and then goes up by 30% more. By what percent has it gone up in all? =
19. 19.Meera is 8 years older than Karan. In 6 years, the sum of their ages will be 44. How old is Karan now?
20. 20.Priya is 2 years older than Ananya. In 10 years, the sum of their ages will be 76. How old is Ananya now?
21. 21.The price of a school bag changes from ₹780 to ₹858. By what percent did it go up?
22. 22.Change 108 km/h into metres per second.
23. 23.A watch is marked at ₹1580. The shop gives a 50% discount. How much do you pay (in ₹)?
24. 24.What sum of money earns ₹534 simple interest in 3 years at 2% per year (in ₹)?
25. 25.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
26. 26.A watch is marked at ₹496. The shop takes 50% off, and then a further 25% off the new price. How much do you pay (in ₹)?
27. 27.A bus runs at 78 km/h. How far does it go in 30 minutes (in km)?
28. 28.Aarav and Tara together finish a job in 4 days. Aarav alone takes 12 days. How many days would Tara take alone?
29. 29.A water tank holds 4540 litres. 15% of the water is used. How many litres are left?
30. 30.Change 18 km/h into metres per second.
31. 31.A school bag is marked at ₹4880. The shop gives a 40% discount. How much do you pay (in ₹)?
32. 32.Change 35 m/s into km/h.
33. 33.What is the difference between the compound interest and the simple interest on ₹37500 at 8% per year for 2 years (in ₹)?
34. 34.A pressure cooker is marked at ₹3780. The shop gives a 20% discount. How much do you pay (in ₹)?
35. 35.A bus runs at 20 km/h. How far does it go in 30 minutes (in km)?
36. 36.Find the amount when ₹192 is invested at 25% per year compound interest for 3 years (in ₹).
37. 37.A water tank holds 1480 litres. 15% of the water is used. How many litres are left?
38. 38.The price of a school bag changes from ₹3340 to ₹2505. By what percent did it come down?
39. 39.Isha’s father is five times as old as Isha. The sum of their ages is 90 years. How old is Isha?
40. 40.By selling a study lamp for ₹644, a shopkeeper makes a profit of 15%. What did the study lamp cost the shopkeeper (in ₹)?

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