Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 846 · 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.Rahul’s father is five times as old as Rahul. The sum of their ages is 78 years. How old is the father?
2. 2.By selling a school bag for ₹60, a shopkeeper makes a loss of 50%. What did the school bag cost the shopkeeper (in ₹)?
3. 3.What is the difference between the compound interest and the simple interest on ₹22500 at 4% per year for 2 years (in ₹)?
4. 4.By selling a cricket bat for ₹1230, a shopkeeper makes a profit of 50%. What did the cricket bat cost the shopkeeper (in ₹)?
5. 5.Rohan can finish a job in 13 days and Nisha in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
6. 6.A shop sells an average of 69 kg of sugar a day for 5 days, and then 37 kg a day for the next 3 days. What is the average sale per day for all 8 days (in kg)?
7. 7.Aditya’s father is three times as old as Aditya. The sum of their ages is 24 years. How old is Aditya?
8. 8.Pooja can finish a job in 5 days and Meera in 8 days. What fraction of the job do they finish if they work together for 1 day? =
9. 9.In 17 years, Kavya will be three times as old as Kavya was 3 years ago. How old is Kavya now?
10. 10.After a 50% discount, a watch costs ₹930. What was its marked price (in ₹)?
11. 11.2 years ago, Meera’s mother was twice as old as Meera. The mother is 16 years old now. How old is Meera now?
12. 12.A shopkeeper buys a school bag for ₹140 and sells it for ₹147. Find the profit percent.
13. 13.A price comes down by 50% and then comes down by 5% more. By what percent has it come down in all? =
14. 14.Aarav can finish a job in 16 days and Sneha in 8 days. Aarav works alone for 6 days and then stops. Sneha finishes the rest. How many days does Sneha take?
15. 15.What sum of money earns ₹456 simple interest in 4 years at 3% per year (in ₹)?
16. 16.The average weight of 11 children is 29 kg. One child, who weighs 59 kg, leaves the group. What is the new average weight (in kg)?
17. 17.Change 5 m/s into km/h.
18. 18.A pair of shoes bought for ₹480 is sold at a loss of 20%. What is the selling price (in ₹)?
19. 19.Vivaan’s batting average after 14 innings is 50 runs. How many runs must Vivaan score in the next innings to raise the average to 52?
20. 20.Diya puts ₹2500 in a bank at 10% simple interest per year. How much will she have after 1 year (in ₹)?
21. 21.Find the amount when ₹16832 is invested at 25% per year compound interest for 3 years (in ₹).
22. 22.Find the amount when ₹41250 is invested at 8% per year compound interest for 2 years (in ₹).
23. 23.In 22 years, Ananya will be three times as old as Ananya was 2 years ago. How old is Ananya now?
24. 24.Manav and Ananya together finish a job in 6 days. Manav alone takes 9 days. How many days would Ananya take alone?
25. 25.A cricket bat bought for ₹340 is sold at a profit of 40%. What is the selling price (in ₹)?
26. 26.A school bag marked at ₹1460 is sold for ₹1241. What is the discount percent?
27. 27.What sum of money earns ₹324 simple interest in 3 years at 6% per year (in ₹)?
28. 28.Find the simple interest on ₹13200 at 5% per year for 5 years (in ₹).
29. 29.Sneha is 2 years older than Ananya. In 8 years, the sum of their ages will be 70. How old is Ananya now?
30. 30.The price of a school bag changes from ₹3380 to ₹1690. By what percent did it come down?
31. 31.In 23 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
32. 32.Find the simple interest on ₹1100 at 4% per year for 2 years (in ₹).
33. 33.A water tank holds 2780 litres. 10% of the water is used. How many litres are left?
34. 34.A shop sells an average of 25 kg of sugar a day for 6 days, and then 61 kg a day for the next 3 days. What is the average sale per day for all 9 days (in kg)?
35. 35.A watch bought for ₹1960 is sold at a loss of 10%. What is the selling price (in ₹)?
36. 36.A car runs for 1 hour at 58 km/h and then for 1 hour at 60 km/h. What is its average speed for the whole journey (in km/h)?
37. 37.By selling a watch for ₹64, a shopkeeper makes a loss of 20%. What did the watch cost the shopkeeper (in ₹)?
38. 38.6 years ago, Kabir’s mother was three times as old as Kabir. The mother is 33 years old now. How old is Kabir now?
39. 39.A watch is marked at ₹3220. The shop gives a 30% discount. How much do you pay (in ₹)?
40. 40.A bicycle is marked at ₹1180. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?

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