Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 731 · 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.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
2. 2.By selling a school bag for ₹1444, a shopkeeper makes a loss of 5%. What did the school bag cost the shopkeeper (in ₹)?
3. 3.Marks of 6 friends in a quiz: 58, 78, 62, 82, 88, 70. What is their average mark?
4. 4.Vivaan can finish a job in 17 days and Priya in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
5. 5.Arjun can finish a job in 8 days and Saanvi in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
6. 6.A water tank holds 400 litres. 15% of the water is used. How many litres are left?
7. 7.After a 50% discount, a pressure cooker costs ₹780. What was its marked price (in ₹)?
8. 8.What sum of money earns ₹714 simple interest in 3 years at 7% per year (in ₹)?
9. 9.Diya can finish a job in 13 days and Kabir in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.What is the difference between the compound interest and the simple interest on ₹47500 at 4% per year for 2 years (in ₹)?
11. 11.A shopkeeper buys a table fan for ₹860 and sells it for ₹817. Find the loss percent.
12. 12.By selling a bicycle for ₹500, a shopkeeper makes a loss of 50%. What did the bicycle cost the shopkeeper (in ₹)?
13. 13.The average of 8 numbers is 23. When one more number is added, the average becomes 28. What number was added?
14. 14.A pair of shoes is marked at ₹3960. The shop gives a 50% discount. How much do you pay (in ₹)?
15. 15.What sum of money earns ₹13580 simple interest in 5 years at 14% per year (in ₹)?
16. 16.A watch marked at ₹1220 is sold for ₹732. What is the discount percent?
17. 17.What is the difference between the compound interest and the simple interest on ₹17500 at 12% per year for 2 years (in ₹)?
18. 18.A cricket bat bought for ₹60 is sold at a profit of 15%. What is the selling price (in ₹)?
19. 19.Find the compound interest on ₹5072 at 25% per year for 2 years, added every year (in ₹).
20. 20.What is the difference between the compound interest and the simple interest on ₹22000 at 15% per year for 2 years (in ₹)?
21. 21.A shopkeeper buys a pressure cooker for ₹1180 and sells it for ₹885. Find the loss percent.
22. 22.What sum of money earns ₹2310 simple interest in 3 years at 10% per year (in ₹)?
23. 23.Find the simple interest on ₹2400 at 4% per year for 2 years (in ₹).
24. 24.A shop sells an average of 67 kg of sugar a day for 3 days, and then 47 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
25. 25.Diya puts ₹1500 in a bank at 12% simple interest per year. How much will she have after 3 years (in ₹)?
26. 26.How many minutes does a car take to go 126 km at 45 km/h?
27. 27.A price goes up by 15% and then comes down by 10%. By what percent has it gone up in all? =
28. 28.A watch marked at ₹4880 is sold for ₹3904. What is the discount percent?
29. 29.A water tank holds 3560 litres. 20% of the water is used. How many litres are left?
30. 30.Change 30 m/s into km/h.
31. 31.The price of a bicycle is ₹1500. It goes up by 30%. What is the new price (in ₹)?
32. 32.In 18 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
33. 33.Saanvi can finish a job in 6 days and Tara in 4 days. Saanvi works alone for 3 days and then stops. Tara finishes the rest. How many days does Tara take?
34. 34.Rahul can finish a job in 17 days and Isha in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.A shopkeeper buys a school bag for ₹1340 and sells it for ₹1273. Find the loss percent.
36. 36.A water tank holds 1980 litres. 15% of the water is used. How many litres are left?
37. 37.The price of a bicycle is ₹2840. It goes up by 50%. What is the new price (in ₹)?
38. 38.By selling a bicycle for ₹756, a shopkeeper makes a profit of 40%. What did the bicycle cost the shopkeeper (in ₹)?
39. 39.A study lamp is marked at ₹465. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
40. 40.A town has 1400 people. Its population grows by 20%. How many people live there now?

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