Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 806 · 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.Meera’s father is twice as old as Meera. The sum of their ages is 36 years. How old is the father?
2. 2.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
3. 3.A school bag marked at ₹3220 is sold for ₹2898. What is the discount percent?
4. 4.The price of a school bag changes from ₹860 to ₹731. By what percent did it come down?
5. 5.A shop sells an average of 48 kg of sugar a day for 2 days, and then 64 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
6. 6.The average weight of 9 children is 34 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
7. 7.In how many years will ₹700 earn ₹42 as simple interest at 6% per year?
8. 8.The price of a bicycle is ₹4520. It goes up by 5%. What is the new price (in ₹)?
9. 9.A price goes up by 15% and then goes up by 50% more. By what percent has it gone up in all? =
10. 10.A water tank holds 2580 litres. 20% of the water is used. How many litres are left?
11. 11.The average weight of 7 children is 37 kg. One child, who weighs 55 kg, leaves the group. What is the new average weight (in kg)?
12. 12.Tara’s batting average after 10 innings is 45 runs. How many runs must Tara score in the next innings to raise the average to 50?
13. 13.What sum of money earns ₹128 simple interest in 1 year at 4% per year (in ₹)?
14. 14.A water tank holds 1480 litres. 10% of the water is used. How many litres are left?
15. 15.Marks of 5 friends in a quiz: 88, 71, 83, 88, 35. What is their average mark?
16. 16.Diya can finish a job in 8 days and Tara in 7 days. What fraction of the job do they finish if they work together for 1 day? =
17. 17.Two discounts of 10% and 25%, one after the other, are the same as one discount of what percent? =
18. 18.The average weight of 7 children is 28 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
19. 19.What sum of money earns ₹180 simple interest in 3 years at 6% per year (in ₹)?
20. 20.After a 30% discount, a table fan costs ₹1302. What was its marked price (in ₹)?
21. 21.A cricket bat is marked at ₹640. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
22. 22.How many minutes does a car take to go 33 km at 44 km/h?
23. 23.Priya and Sneha together finish a job in 2 days. Priya alone takes 3 days. How many days would Sneha take alone?
24. 24.Change 36 km/h into metres per second.
25. 25.By selling a table fan for ₹2970, a shopkeeper makes a profit of 50%. What did the table fan cost the shopkeeper (in ₹)?
26. 26.Change 30 m/s into km/h.
27. 27.The average of 7 numbers is 33. When one more number is added, the average becomes 36. What number was added?
28. 28.Aarav can finish a job in 12 days and Tara in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
29. 29.What sum of money earns ₹1030 simple interest in 2 years at 5% per year (in ₹)?
30. 30.A school bag is marked at ₹3060. The shop gives a 10% discount. How much do you pay (in ₹)?
31. 31.Rahul and Isha together finish a job in 9 days. Rahul alone takes 10 days. How many days would Isha take alone?
32. 32.How many minutes does a car take to go 36 km at 30 km/h?
33. 33.After a 30% discount, a pair of shoes costs ₹294. What was its marked price (in ₹)?
34. 34.What sum of money earns ₹940 simple interest in 2 years at 5% per year (in ₹)?
35. 35.Find the compound interest on ₹15625 at 12% per year for 3 years, added every year (in ₹).
36. 36.By selling a pair of shoes for ₹1032, a shopkeeper makes a profit of 20%. What did the pair of shoes cost the shopkeeper (in ₹)?
37. 37.A car runs for 2 hours at 53 km/h and then for 1 hour at 32 km/h. What is its average speed for the whole journey (in km/h)?
38. 38.Farhan can finish a job in 18 days and Ananya in 12 days. Farhan works alone for 9 days and then stops. Ananya finishes the rest. How many days does Ananya take?
39. 39.Rahul can finish a job in 4 days and Vivaan in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
40. 40.A shopkeeper buys a bicycle for ₹1240 and sells it for ₹1550. Find the profit percent.

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