Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 862 · 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.How many minutes does a car take to go 100 km at 60 km/h?
2. 2.A shop sells an average of 80 kg of sugar a day for 6 days, and then 26 kg a day for the next 6 days. What is the average sale per day for all 12 days (in kg)?
3. 3.The price of a school bag changes from ₹520 to ₹546. By what percent did it go up?
4. 4.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
5. 5.A watch is marked at ₹600. The shop gives a 50% discount. How much do you pay (in ₹)?
6. 6.Find the amount when ₹20000 is invested at 4% per year compound interest for 2 years (in ₹).
7. 7.A water tank holds 1320 litres. 15% of the water is used. How many litres are left?
8. 8.Find the simple interest on ₹11000 at 15% per year for 4 years (in ₹).
9. 9.By selling a study lamp for ₹931, a shopkeeper makes a loss of 5%. What did the study lamp cost the shopkeeper (in ₹)?
10. 10.The simple interest on ₹14500 for 4 years is ₹2900. What is the rate of interest (% per year)?
11. 11.Find the amount when ₹45000 is invested at 12% per year compound interest for 2 years (in ₹).
12. 12.A bus runs at 68 km/h. How far does it go in 15 minutes (in km)?
13. 13.Change 54 km/h into metres per second.
14. 14.By selling a pressure cooker for ₹156, a shopkeeper makes a profit of 30%. What did the pressure cooker cost the shopkeeper (in ₹)?
15. 15.A water tank holds 4700 litres. 10% of the water is used. How many litres are left?
16. 16.Arjun can finish a job in 17 days and Dev in 20 days. What fraction of the job do they finish if they work together for 2 days? =
17. 17.Ishaan can finish a job in 27 days and Dev in 18 days. Ishaan works alone for 6 days and then stops. Dev finishes the rest. How many days does Dev take?
18. 18.A price comes down by 25% and then comes down by 5% more. By what percent has it come down in all? =
19. 19.A shopkeeper buys a bicycle for ₹1980 and sells it for ₹1485. Find the loss percent.
20. 20.The simple interest on ₹16400 for 1 year is ₹2296. What is the rate of interest (% per year)?
21. 21.Marks of 6 friends in a quiz: 11, 32, 22, 17, 16, 46. What is their average mark?
22. 22.The price of a school bag changes from ₹3840 to ₹5760. By what percent did it go up?
23. 23.10 years ago, Farhan’s mother was three times as old as Farhan. The mother is 40 years old now. How old is Farhan now?
24. 24.4 years ago, Karan’s mother was twice as old as Karan. The mother is 20 years old now. How old is Karan now?
25. 25.The price of a bicycle is ₹2280. It goes up by 25%. What is the new price (in ₹)?
26. 26.Farhan and Manav together finish a job in 2 days. Farhan alone takes 4 days. How many days would Manav take alone?
27. 27.Find the simple interest on ₹10900 at 5% per year for 2 years (in ₹).
28. 28.A shop sells an average of 72 kg of sugar a day for 3 days, and then 50 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
29. 29.Kabir cycles to his school at 77 km/h and comes back by the same road at 21 km/h. What is his average speed for the whole trip (in km/h)?
30. 30.Priya is 5 years older than Vivaan. In 10 years, the sum of their ages will be 39. How old is Vivaan now?
31. 31.Pooja works twice as fast as Isha. Together they finish a job in 9 days. How many days would Isha take alone?
32. 32.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
33. 33.A shop sells an average of 36 kg of sugar a day for 2 days, and then 42 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
34. 34.Diya puts ₹19400 in a bank at 14% simple interest per year. How much will she have after 1 year (in ₹)?
35. 35.A car runs for 4 hours at 68 km/h and then for 4 hours at 52 km/h. What is its average speed for the whole journey (in km/h)?
36. 36.Find the simple interest on ₹700 at 5% per year for 5 years (in ₹).
37. 37.Ishaan can finish a job in 15 days and Isha in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
38. 38.9 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 33 years old now. How old is Vivaan now?
39. 39.A price comes down by 10% and then comes down by 5% more. By what percent has it come down in all? =
40. 40.The price of a bicycle is ₹480. It goes up by 5%. What is the new price (in ₹)?

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