Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 681 · 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 car runs for 2 hours at 72 km/h and then for 4 hours at 27 km/h. What is its average speed for the whole journey (in km/h)?
2. 2.The average weight of 5 children is 36 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
3. 3.A bicycle bought for ₹980 is sold at a loss of 40%. What is the selling price (in ₹)?
4. 4.A water tank holds 3580 litres. 15% of the water is used. How many litres are left?
5. 5.By selling a bicycle for ₹1701, a shopkeeper makes a profit of 5%. What did the bicycle cost the shopkeeper (in ₹)?
6. 6.A school bag is marked at ₹900. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
7. 7.In 4 years, Meera will be three times as old as Meera was 6 years ago. How old is Meera now?
8. 8.A shopkeeper buys a table fan for ₹220 and sells it for ₹187. Find the loss percent.
9. 9.Isha works three times as fast as Manav. Together they finish a job in 3 days. How many days would Manav take alone?
10. 10.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
11. 11.After a 20% discount, a table fan costs ₹1152. What was its marked price (in ₹)?
12. 12.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
13. 13.Karan’s father is three times as old as Karan. The sum of their ages is 56 years. How old is the father?
14. 14.The average of 4 numbers is 41. When one more number is added, the average becomes 42. What number was added?
15. 15.Saanvi can finish a job in 20 days and Rahul in 30 days. Saanvi works alone for 16 days and then stops. Rahul finishes the rest. How many days does Rahul take?
16. 16.A price goes up by 5% and then goes up by 5% more. By what percent has it gone up in all? =
17. 17.A town has 3100 people. Its population grows by 5%. How many people live there now?
18. 18.A shopkeeper buys a table fan for ₹620 and sells it for ₹775. Find the profit percent.
19. 19.Ananya’s father is twice as old as Ananya. The sum of their ages is 33 years. How old is Ananya?
20. 20.In how many years will ₹8200 earn ₹246 as simple interest at 3% per year?
21. 21.The average weight of 6 children is 43 kg. One child, who weighs 53 kg, leaves the group. What is the new average weight (in kg)?
22. 22.Ananya can finish a job in 9 days and Aditya in 18 days. Ananya works alone for 1 day and then stops. Aditya finishes the rest. How many days does Aditya take?
23. 23.The simple interest on ₹15900 for 1 year is ₹954. What is the rate of interest (% per year)?
24. 24.The price of a school bag changes from ₹660 to ₹726. By what percent did it go up?
25. 25.A bus runs at 30 km/h. How far does it go in 40 minutes (in km)?
26. 26.By selling a pair of shoes for ₹132, a shopkeeper makes a profit of 10%. What did the pair of shoes cost the shopkeeper (in ₹)?
27. 27.Sneha is 5 years older than Ananya. In 9 years, the sum of their ages will be 47. How old is Ananya now?
28. 28.The simple interest on ₹9800 for 1 year is ₹294. What is the rate of interest (% per year)?
29. 29.A table fan bought for ₹700 is sold at a profit of 5%. What is the selling price (in ₹)?
30. 30.By selling a school bag for ₹460, a shopkeeper makes a profit of 15%. What did the school bag cost the shopkeeper (in ₹)?
31. 31.Find the compound interest on ₹18800 at 15% per year for 2 years, added every year (in ₹).
32. 32.Pooja is 5 years older than Diya. In 3 years, the sum of their ages will be 21. How old is Diya now?
33. 33.2 years ago, Nisha’s mother was four times as old as Nisha. The mother is 18 years old now. How old is Nisha now?
34. 34.After a 30% discount, a pair of shoes costs ₹1904. What was its marked price (in ₹)?
35. 35.How many minutes does a car take to go 66 km at 44 km/h?
36. 36.Change 36 km/h into metres per second.
37. 37.A car runs for 3 hours at 69 km/h and then for 4 hours at 34 km/h. What is its average speed for the whole journey (in km/h)?
38. 38.Find the amount when ₹48000 is invested at 15% per year compound interest for 3 years (in ₹).
39. 39.Priya’s batting average after 12 innings is 23 runs. How many runs must Priya score in the next innings to raise the average to 26?
40. 40.Meera can finish a job in 9 days and Pooja in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

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