Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 784 · 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.Nisha is 9 years older than Karan. In 10 years, the sum of their ages will be 53. How old is Karan now?
2. 2.A shop sells an average of 76 kg of sugar a day for 3 days, and then 34 kg a day for the next 4 days. What is the average sale per day for all 7 days (in kg)?
3. 3.A price goes up by 5% and then goes up by 30% more. By what percent has it gone up in all? =
4. 4.Find the amount when ₹25200 is invested at 15% per year compound interest for 2 years (in ₹).
5. 5.By selling a bicycle for ₹378, a shopkeeper makes a loss of 10%. What did the bicycle cost the shopkeeper (in ₹)?
6. 6.Rohan can finish a job in 21 days and Meera in 14 days. Rohan works alone for 9 days and then stops. Meera finishes the rest. How many days does Meera take?
7. 7.The price of a school bag changes from ₹4420 to ₹6188. By what percent did it go up?
8. 8.A pressure cooker is marked at ₹510. The shop takes 25% off, and then a further 20% off the new price. How much do you pay (in ₹)?
9. 9.Marks of 4 friends in a quiz: 23, 15, 12, 46. What is their average mark?
10. 10.Saanvi can finish a job in 18 days and Dev in 12 days. Saanvi works alone for 3 days and then stops. Dev finishes the rest. How many days does Dev take?
11. 11.What sum of money earns ₹4230 simple interest in 3 years at 10% per year (in ₹)?
12. 12.In 17 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
13. 13.Vivaan’s batting average after 9 innings is 21 runs. How many runs must Vivaan score in the next innings to raise the average to 23?
14. 14.A watch bought for ₹540 is sold at a loss of 40%. What is the selling price (in ₹)?
15. 15.Marks of 5 friends in a quiz: 63, 80, 62, 63, 82. What is their average mark?
16. 16.What is the difference between the compound interest and the simple interest on ₹17500 at 12% per year for 2 years (in ₹)?
17. 17.A water tank holds 5000 litres. 5% of the water is used. How many litres are left?
18. 18.A shop sells an average of 43 kg of sugar a day for 6 days, and then 59 kg a day for the next 2 days. What is the average sale per day for all 8 days (in kg)?
19. 19.Change 25 m/s into km/h.
20. 20.In how many years will ₹3200 earn ₹704 as simple interest at 11% per year?
21. 21.The simple interest on ₹16100 for 3 years is ₹966. What is the rate of interest (% per year)?
22. 22.A cricket bat marked at ₹3240 is sold for ₹2916. What is the discount percent?
23. 23.Rahul’s batting average after 6 innings is 23 runs. How many runs must Rahul score in the next innings to raise the average to 27?
24. 24.A car runs for 1 hour at 53 km/h and then for 1 hour at 45 km/h. What is its average speed for the whole journey (in km/h)?
25. 25.Meera can finish a job in 25 days and Manav in 10 days. Meera works alone for 20 days and then stops. Manav finishes the rest. How many days does Manav take?
26. 26.6 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 14 years old now. How old is Saanvi now?
27. 27.How many minutes does a car take to go 108 km at 48 km/h?
28. 28.The simple interest on ₹15800 for 4 years is ₹5056. What is the rate of interest (% per year)?
29. 29.Rohan can finish a job in 4 days and Zoya in 5 days. What fraction of the job do they finish if they work together for 2 days? =
30. 30.Kavya and Dev together finish a job in 4 days. Kavya alone takes 12 days. How many days would Dev take alone?
31. 31.Find the amount when ₹15625 is invested at 4% per year compound interest for 3 years (in ₹).
32. 32.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
33. 33.6 years ago, Farhan’s mother was twice as old as Farhan. The mother is 30 years old now. How old is Farhan now?
34. 34.A study lamp marked at ₹4460 is sold for ₹4014. What is the discount percent?
35. 35.A water tank holds 560 litres. 30% of the water is used. How many litres are left?
36. 36.What is the difference between the compound interest and the simple interest on ₹14100 at 20% per year for 2 years (in ₹)?
37. 37.Ishaan is 2 years older than Kavya. In 2 years, the sum of their ages will be 38. How old is Kavya now?
38. 38.Change 54 km/h into metres per second.
39. 39.A shop sells an average of 31 kg of sugar a day for 4 days, and then 27 kg a day for the next 4 days. What is the average sale per day for all 8 days (in kg)?
40. 40.After a 30% discount, a table fan costs ₹3304. What was its marked price (in ₹)?

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