Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 870 · 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.Marks of 5 friends in a quiz: 67, 56, 50, 56, 56. What is their average mark?
2. 2.By selling a study lamp for ₹2340, a shopkeeper makes a profit of 50%. What did the study lamp cost the shopkeeper (in ₹)?
3. 3.A cricket bat marked at ₹2340 is sold for ₹1755. What is the discount percent?
4. 4.5 years ago, Diya’s mother was four times as old as Diya. The mother is 37 years old now. How old is Diya now?
5. 5.Nisha is 2 years older than Tara. In 8 years, the sum of their ages will be 34. How old is Tara now?
6. 6.A town has 600 people. Its population grows by 25%. How many people live there now?
7. 7.In 18 years, Karan will be twice as old as Karan was 4 years ago. How old is Karan now?
8. 8.A table fan is marked at ₹420. The shop takes 50% off, and then a further 50% off the new price. How much do you pay (in ₹)?
9. 9.In how many years will ₹16200 earn ₹9720 as simple interest at 12% per year?
10. 10.Zoya is 8 years older than Rohan. In 7 years, the sum of their ages will be 32. How old is Rohan now?
11. 11.The price of a school bag changes from ₹800 to ₹560. By what percent did it come down?
12. 12.A pressure cooker is marked at ₹3540. The shop gives a 50% discount. How much do you pay (in ₹)?
13. 13.Dev works twice as fast as Rahul. Together they finish a job in 2 days. How many days would Rahul take alone?
14. 14.The average of 4 numbers is 54. When one more number is added, the average becomes 56. What number was added?
15. 15.Marks of 5 friends in a quiz: 34, 14, 37, 10, 15. What is their average mark?
16. 16.A school bag is marked at ₹1040. The shop gives a 15% discount. How much do you pay (in ₹)?
17. 17.A pair of shoes marked at ₹4960 is sold for ₹4216. What is the discount percent?
18. 18.Dev can finish a job in 4 days and Nisha in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
19. 19.A pressure cooker marked at ₹2180 is sold for ₹1853. What is the discount percent?
20. 20.How many minutes does a car take to go 147 km at 36 km/h?
21. 21.In 26 years, Ananya will be twice as old as Ananya was 4 years ago. How old is Ananya now?
22. 22.A shop sells 3040 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
23. 23.A shopkeeper buys a table fan for ₹1880 and sells it for ₹1504. Find the loss percent.
24. 24.Farhan’s batting average after 14 innings is 34 runs. How many runs must Farhan score in the next innings to raise the average to 37?
25. 25.Rahul can finish a job in 26 days and Arjun in 13 days. Rahul works alone for 18 days and then stops. Arjun finishes the rest. How many days does Arjun take?
26. 26.Find the compound interest on ₹31250 at 12% per year for 3 years, added every year (in ₹).
27. 27.Rohan can finish a job in 7 days and Kavya in 14 days. Rohan works alone for 3 days and then stops. Kavya finishes the rest. How many days does Kavya take?
28. 28.A bus runs at 52 km/h. How far does it go in 45 minutes (in km)?
29. 29.A shop sells 4880 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
30. 30.A pair of shoes is marked at ₹632. The shop takes 25% off, and then a further 50% off the new price. How much do you pay (in ₹)?
31. 31.A shopkeeper buys a pair of shoes for ₹1020 and sells it for ₹1071. Find the profit percent.
32. 32.By selling a cricket bat for ₹832, a shopkeeper makes a loss of 20%. What did the cricket bat cost the shopkeeper (in ₹)?
33. 33.Aditya can finish a job in 10 days and Tara in 20 days. Aditya works alone for 2 days and then stops. Tara finishes the rest. How many days does Tara take?
34. 34.A water tank holds 3980 litres. 20% of the water is used. How many litres are left?
35. 35.A pressure cooker is marked at ₹2980. The shop gives a 40% discount. How much do you pay (in ₹)?
36. 36.7 years ago, Ananya’s mother was four times as old as Ananya. The mother is 19 years old now. How old is Ananya now?
37. 37.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
38. 38.A shopkeeper buys a study lamp for ₹960 and sells it for ₹1152. Find the profit percent.
39. 39.Two discounts of 25% and 20%, one after the other, are the same as one discount of what percent? =
40. 40.Diya can finish a job in 8 days and Priya in 16 days. Diya works alone for 3 days and then stops. Priya finishes the rest. How many days does Priya take?

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