Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 962 · 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 price comes down by 5% and then comes down by 25% more. By what percent has it come down in all? =
2. 2.A cricket bat is marked at ₹520. The shop gives a 15% discount. How much do you pay (in ₹)?
3. 3.How many minutes does a car take to go 119 km at 70 km/h?
4. 4.The simple interest on ₹5700 for 1 year is ₹684. What is the rate of interest (% per year)?
5. 5.Change 108 km/h into metres per second.
6. 6.A town has 1640 people. Its population grows by 50%. How many people live there now?
7. 7.A watch is marked at ₹420. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
8. 8.Tara can finish a job in 7 days and Meera in 14 days. Tara works alone for 4 days and then stops. Meera finishes the rest. How many days does Meera take?
9. 9.9 years ago, Pooja’s mother was three times as old as Pooja. The mother is 33 years old now. How old is Pooja now?
10. 10.By selling a pressure cooker for ₹168, a shopkeeper makes a profit of 20%. What did the pressure cooker cost the shopkeeper (in ₹)?
11. 11.The simple interest on ₹5700 for 2 years is ₹342. What is the rate of interest (% per year)?
12. 12.A shop sells an average of 23 kg of sugar a day for 3 days, and then 32 kg a day for the next 6 days. What is the average sale per day for all 9 days (in kg)?
13. 13.What is the difference between the compound interest and the simple interest on ₹5500 at 10% per year for 2 years (in ₹)?
14. 14.Marks of 6 friends in a quiz: 53, 71, 57, 68, 62, 67. What is their average mark?
15. 15.A shop sells an average of 38 kg of sugar a day for 6 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
16. 16.Karan and Farhan together finish a job in 8 days. Karan alone takes 10 days. How many days would Farhan take alone?
17. 17.The simple interest on ₹10500 for 4 years is ₹5460. What is the rate of interest (% per year)?
18. 18.Pooja can finish a job in 18 days and Zoya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
19. 19.A bus runs at 64 km/h. How far does it go in 15 minutes (in km)?
20. 20.The price of a school bag changes from ₹1780 to ₹1869. By what percent did it go up?
21. 21.Kavya and Saanvi together finish a job in 4 days. Kavya alone takes 8 days. How many days would Saanvi take alone?
22. 22.Ananya’s batting average after 5 innings is 22 runs. How many runs must Ananya score in the next innings to raise the average to 26?
23. 23.Find the amount when ₹8000 is invested at 15% per year compound interest for 3 years (in ₹).
24. 24.Change 35 m/s into km/h.
25. 25.A shopkeeper buys a watch for ₹1620 and sells it for ₹2268. Find the profit percent.
26. 26.Marks of 5 friends in a quiz: 48, 55, 42, 49, 46. What is their average mark?
27. 27.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
28. 28.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
29. 29.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
30. 30.The simple interest on ₹7000 for 1 year is ₹280. What is the rate of interest (% per year)?
31. 31.After a 30% discount, a bicycle costs ₹182. What was its marked price (in ₹)?
32. 32.A car runs for 1 hour at 74 km/h and then for 4 hours at 59 km/h. What is its average speed for the whole journey (in km/h)?
33. 33.After a 25% discount, a cricket bat costs ₹1185. What was its marked price (in ₹)?
34. 34.A shopkeeper buys a school bag for ₹940 and sells it for ₹1081. Find the profit percent.
35. 35.3 years ago, Zoya’s mother was three times as old as Zoya. The mother is 18 years old now. How old is Zoya now?
36. 36.Aarav can finish a job in 7 days and Nisha in 15 days. What fraction of the job do they finish if they work together for 3 days? =
37. 37.A car runs for 1 hour at 52 km/h and then for 2 hours at 43 km/h. What is its average speed for the whole journey (in km/h)?
38. 38.A shop sells an average of 80 kg of sugar a day for 2 days, and then 60 kg a day for the next 3 days. What is the average sale per day for all 5 days (in kg)?
39. 39.A shopkeeper buys a study lamp for ₹500 and sells it for ₹425. Find the loss percent.
40. 40.Pooja works twice as fast as Ananya. Together they finish a job in 10 days. How many days would Ananya take alone?

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