Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 638 · 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 shopkeeper buys a pair of shoes for ₹1520 and sells it for ₹1368. Find the loss percent.
2. 2.By selling a cricket bat for ₹2300, a shopkeeper makes a profit of 15%. What did the cricket bat cost the shopkeeper (in ₹)?
3. 3.Find the compound interest on ₹34000 at 10% per year for 3 years, added every year (in ₹).
4. 4.A price goes up by 5% and then goes up by 40% more. By what percent has it gone up in all? =
5. 5.The price of a school bag changes from ₹2860 to ₹1716. By what percent did it come down?
6. 6.A pressure cooker is marked at ₹4200. The shop gives a 20% discount. How much do you pay (in ₹)?
7. 7.A pressure cooker marked at ₹220 is sold for ₹154. What is the discount percent?
8. 8.Arjun can finish a job in 18 days and Pooja in 9 days. Arjun works alone for 4 days and then stops. Pooja finishes the rest. How many days does Pooja take?
9. 9.In how many years will ₹12200 earn ₹3416 as simple interest at 14% per year?
10. 10.By selling a pressure cooker for ₹660, a shopkeeper makes a loss of 40%. What did the pressure cooker cost the shopkeeper (in ₹)?
11. 11.Change 35 m/s into km/h.
12. 12.The price of a school bag changes from ₹1380 to ₹2070. By what percent did it go up?
13. 13.A table fan is marked at ₹2160. The shop gives a 20% discount. How much do you pay (in ₹)?
14. 14.What is the difference between the compound interest and the simple interest on ₹22500 at 4% per year for 2 years (in ₹)?
15. 15.Find the simple interest on ₹9800 at 12% per year for 5 years (in ₹).
16. 16.A shop sells an average of 45 kg of sugar a day for 5 days, and then 31 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
17. 17.Sneha can finish a job in 7 days and Rohan in 21 days. Sneha works alone for 1 day and then stops. Rohan finishes the rest. How many days does Rohan take?
18. 18.A price goes up by 5% and then goes up by 50% more. By what percent has it gone up in all? =
19. 19.Change 90 km/h into metres per second.
20. 20.Change 5 m/s into km/h.
21. 21.The simple interest on ₹2700 for 2 years is ₹756. What is the rate of interest (% per year)?
22. 22.How many minutes does a car take to go 73 km at 60 km/h?
23. 23.Zoya is 2 years older than Kavya. In 7 years, the sum of their ages will be 74. How old is Kavya now?
24. 24.In 4 years, Pooja will be twice as old as Pooja was 2 years ago. How old is Pooja now?
25. 25.Ishaan can finish a job in 17 days and Kabir in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.What sum of money earns ₹315 simple interest in 1 year at 9% per year (in ₹)?
27. 27.Diya can finish a job in 20 days and Isha in 13 days. What fraction of the job do they finish if they work together for 3 days? =
28. 28.Change 72 km/h into metres per second.
29. 29.Vivaan can finish a job in 14 days and Priya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
30. 30.A shopkeeper buys a school bag for ₹1280 and sells it for ₹1344. Find the profit percent.
31. 31.By selling a bicycle for ₹528, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
32. 32.By selling a pressure cooker for ₹1430, a shopkeeper makes a profit of 10%. What did the pressure cooker cost the shopkeeper (in ₹)?
33. 33.Two discounts of 50% and 50%, one after the other, are the same as one discount of what percent? =
34. 34.A watch bought for ₹420 is sold at a loss of 30%. What is the selling price (in ₹)?
35. 35.The average weight of 8 children is 44 kg. One child, who weighs 58 kg, leaves the group. What is the new average weight (in kg)?
36. 36.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
37. 37.Meera works twice as fast as Priya. Together they finish a job in 11 days. How many days would Priya take alone?
38. 38.After a 5% discount, a watch costs ₹2090. What was its marked price (in ₹)?
39. 39.Ananya can finish a job in 6 days and Tara in 30 days. Ananya works alone for 1 day and then stops. Tara finishes the rest. How many days does Tara take?
40. 40.Aditya can finish a job in 6 days and Karan in 7 days. What fraction of the job do they finish if they work together for 3 days? =

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