Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 175 · 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.Aditya can finish a job in 13 days and Ananya in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
2. 2.The price of a bicycle is ₹440. It goes up by 5%. What is the new price (in ₹)?
3. 3.Find the amount when ₹14000 is invested at 10% per year compound interest for 3 years (in ₹).
4. 4.Diya puts ₹19400 in a bank at 14% simple interest per year. How much will she have after 4 years (in ₹)?
5. 5.Find the amount when ₹30300 is invested at 10% per year compound interest for 2 years (in ₹).
6. 6.What is the difference between the compound interest and the simple interest on ₹9900 at 20% per year for 2 years (in ₹)?
7. 7.The average weight of 12 children is 27 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
8. 8.Marks of 4 friends in a quiz: 37, 21, 20, 58. What is their average mark?
9. 9.What is the difference between the compound interest and the simple interest on ₹37200 at 10% per year for 2 years (in ₹)?
10. 10.How many minutes does a car take to go 60 km at 36 km/h?
11. 11.A town has 2720 people. Its population grows by 50%. How many people live there now?
12. 12.A shop sells an average of 30 kg of sugar a day for 3 days, and then 45 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
13. 13.A shopkeeper buys a table fan for ₹340 and sells it for ₹374. Find the profit percent.
14. 14.Meera can finish a job in 17 days and Vivaan in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
15. 15.A bus runs at 30 km/h. How far does it go in 10 minutes (in km)?
16. 16.In 11 years, Tara will be twice as old as Tara was 5 years ago. How old is Tara now?
17. 17.Change 108 km/h into metres per second.
18. 18.Rahul can finish a job in 6 days and Tara in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
19. 19.By selling a study lamp for ₹68, a shopkeeper makes a loss of 15%. What did the study lamp cost the shopkeeper (in ₹)?
20. 20.Saanvi and Meera together finish a job in 14 days. Saanvi alone takes 21 days. How many days would Meera take alone?
21. 21.Arjun can finish a job in 17 days and Diya in 7 days. What fraction of the job do they finish if they work together for 3 days? =
22. 22.The simple interest on ₹11900 for 5 years is ₹4760. What is the rate of interest (% per year)?
23. 23.What sum of money earns ₹2100 simple interest in 5 years at 15% per year (in ₹)?
24. 24.Change 30 m/s into km/h.
25. 25.A car runs for 4 hours at 74 km/h and then for 1 hour at 54 km/h. What is its average speed for the whole journey (in km/h)?
26. 26.A shopkeeper buys a table fan for ₹780 and sells it for ₹1014. Find the profit percent.
27. 27.Manav is 7 years older than Nisha. In 8 years, the sum of their ages will be 33. How old is Nisha now?
28. 28.What is the difference between the compound interest and the simple interest on ₹2200 at 10% per year for 2 years (in ₹)?
29. 29.Change 18 km/h into metres per second.
30. 30.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
31. 31.A price goes up by 25% and then comes down by 5%. By what percent has it gone up in all? =
32. 32.By selling a watch for ₹90, a shopkeeper makes a loss of 50%. What did the watch cost the shopkeeper (in ₹)?
33. 33.The price of a school bag changes from ₹5000 to ₹3000. By what percent did it come down?
34. 34.Find the amount when ₹16800 is invested at 5% per year compound interest for 2 years (in ₹).
35. 35.A price goes up by 20% and then goes up by 25% more. By what percent has it gone up in all? =
36. 36.7 years ago, Kabir’s mother was three times as old as Kabir. The mother is 31 years old now. How old is Kabir now?
37. 37.Diya can finish a job in 12 days and Manav in 6 days. What fraction of the job do they finish if they work together for 3 days? =
38. 38.What is the difference between the compound interest and the simple interest on ₹47500 at 8% per year for 2 years (in ₹)?
39. 39.Karan’s batting average after 15 innings is 49 runs. How many runs must Karan score in the next innings to raise the average to 50?
40. 40.A shopkeeper buys a table fan for ₹1600 and sells it for ₹2240. Find the profit percent.

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