Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 860 · 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 25 m/s into km/h.
2. 2.A town has 1000 people. Its population grows by 15%. How many people live there now?
3. 3.Priya can finish a job in 5 days and Vivaan in 19 days. What fraction of the job do they finish if they work together for 2 days? =
4. 4.The average of 4 numbers is 25. When one more number is added, the average becomes 26. What number was added?
5. 5.By selling a watch for ₹576, a shopkeeper makes a loss of 40%. What did the watch cost the shopkeeper (in ₹)?
6. 6.A table fan is marked at ₹430. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
7. 7.By selling a cricket bat for ₹810, a shopkeeper makes a loss of 25%. What did the cricket bat cost the shopkeeper (in ₹)?
8. 8.By selling a pair of shoes for ₹702, a shopkeeper makes a loss of 10%. What did the pair of shoes cost the shopkeeper (in ₹)?
9. 9.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 36 years. How old is the father?
10. 10.Diya puts ₹16500 in a bank at 4% simple interest per year. How much will she have after 1 year (in ₹)?
11. 11.Kabir can finish a job in 20 days and Meera in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
12. 12.A bus runs at 24 km/h. How far does it go in 15 minutes (in km)?
13. 13.A price goes up by 50% and then comes down by 5%. By what percent has it gone up in all? =
14. 14.A water tank holds 280 litres. 40% of the water is used. How many litres are left?
15. 15.What is the difference between the compound interest and the simple interest on ₹9200 at 20% per year for 2 years (in ₹)?
16. 16.After a 15% discount, a study lamp costs ₹3740. What was its marked price (in ₹)?
17. 17.A car runs for 2 hours at 51 km/h and then for 1 hour at 66 km/h. What is its average speed for the whole journey (in km/h)?
18. 18.The price of a bicycle is ₹3420. It goes up by 15%. What is the new price (in ₹)?
19. 19.Diya puts ₹7000 in a bank at 2% simple interest per year. How much will she have after 2 years (in ₹)?
20. 20.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
21. 21.6 years ago, Diya’s mother was twice as old as Diya. The mother is 12 years old now. How old is Diya now?
22. 22.Ananya works twice as fast as Vivaan. Together they finish a job in 3 days. How many days would Vivaan take alone?
23. 23.A bus runs at 36 km/h. How far does it go in 50 minutes (in km)?
24. 24.Ishaan can finish a job in 12 days and Arjun in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
25. 25.Change 36 km/h into metres per second.
26. 26.How many minutes does a car take to go 12 km at 48 km/h?
27. 27.By selling a pressure cooker for ₹378, a shopkeeper makes a loss of 30%. What did the pressure cooker cost the shopkeeper (in ₹)?
28. 28.A water tank holds 3620 litres. 15% of the water is used. How many litres are left?
29. 29.Change 90 km/h into metres per second.
30. 30.A price goes up by 30% and then goes up by 20% more. By what percent has it gone up in all? =
31. 31.Find the compound interest on ₹22000 at 10% per year for 2 years, added every year (in ₹).
32. 32.6 years ago, Farhan’s mother was four times as old as Farhan. The mother is 22 years old now. How old is Farhan now?
33. 33.A price goes up by 15% and then comes down by 10%. By what percent has it gone up in all? =
34. 34.Farhan can finish a job in 12 days and Pooja in 24 days. Farhan works alone for 5 days and then stops. Pooja finishes the rest. How many days does Pooja take?
35. 35.A school bag is marked at ₹512. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
36. 36.3 years ago, Aditya’s mother was three times as old as Aditya. The mother is 27 years old now. How old is Aditya now?
37. 37.The price of a school bag changes from ₹4060 to ₹5684. By what percent did it go up?
38. 38.Find the amount when ₹1600 is invested at 20% per year compound interest for 2 years (in ₹).
39. 39.In 28 years, Kavya will be three times as old as Kavya was 2 years ago. How old is Kavya now?
40. 40.The price of a bicycle is ₹4080. It goes up by 10%. What is the new price (in ₹)?

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