Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 779 · 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 table fan marked at ₹3600 is sold for ₹1800. What is the discount percent?
2. 2.How many minutes does a car take to go 39 km at 30 km/h?
3. 3.The average weight of 5 children is 40 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
4. 4.Farhan can finish a job in 20 days and Vivaan in 6 days. What fraction of the job do they finish if they work together for 2 days? =
5. 5.Dev can finish a job in 4 days and Kavya in 14 days. What fraction of the job do they finish if they work together for 3 days? =
6. 6.A cricket bat bought for ₹640 is sold at a loss of 30%. What is the selling price (in ₹)?
7. 7.A car runs for 1 hour at 35 km/h and then for 1 hour at 51 km/h. What is its average speed for the whole journey (in km/h)?
8. 8.Kavya works twice as fast as Meera. Together they finish a job in 3 days. How many days would Meera take alone?
9. 9.Change 20 m/s into km/h.
10. 10.Isha’s father is five times as old as Isha. The sum of their ages is 54 years. How old is the father?
11. 11.10 years ago, Rahul’s mother was twice as old as Rahul. The mother is 22 years old now. How old is Rahul now?
12. 12.A car runs for 4 hours at 24 km/h and then for 4 hours at 70 km/h. What is its average speed for the whole journey (in km/h)?
13. 13.By selling a pressure cooker for ₹888, a shopkeeper makes a loss of 40%. What did the pressure cooker cost the shopkeeper (in ₹)?
14. 14.Marks of 5 friends in a quiz: 73, 79, 101, 101, 86. What is their average mark?
15. 15.Change 72 km/h into metres per second.
16. 16.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
17. 17.Find the simple interest on ₹14700 at 4% per year for 2 years (in ₹).
18. 18.Karan can finish a job in 15 days and Meera in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
19. 19.Rahul is 5 years older than Aarav. In 4 years, the sum of their ages will be 57. How old is Aarav now?
20. 20.10 years ago, Ananya’s mother was three times as old as Ananya. The mother is 22 years old now. How old is Ananya now?
21. 21.Find the amount when ₹11000 is invested at 10% per year compound interest for 3 years (in ₹).
22. 22.A water tank holds 400 litres. 25% of the water is used. How many litres are left?
23. 23.A town has 3400 people. Its population grows by 50%. How many people live there now?
24. 24.Sneha can finish a job in 3 days and Zoya in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
25. 25.By selling a school bag for ₹406, a shopkeeper makes a loss of 30%. What did the school bag cost the shopkeeper (in ₹)?
26. 26.Diya puts ₹16500 in a bank at 7% simple interest per year. How much will she have after 1 year (in ₹)?
27. 27.After a 15% discount, a school bag costs ₹1411. What was its marked price (in ₹)?
28. 28.A study lamp bought for ₹380 is sold at a loss of 15%. What is the selling price (in ₹)?
29. 29.Find the compound interest on ₹16000 at 5% per year for 3 years, added every year (in ₹).
30. 30.The simple interest on ₹8600 for 4 years is ₹5160. What is the rate of interest (% per year)?
31. 31.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
32. 32.A car runs for 2 hours at 46 km/h and then for 3 hours at 21 km/h. What is its average speed for the whole journey (in km/h)?
33. 33.A bicycle marked at ₹180 is sold for ₹90. What is the discount percent?
34. 34.Saanvi is 4 years older than Karan. In 2 years, the sum of their ages will be 34. How old is Karan now?
35. 35.A pair of shoes is marked at ₹4740. The shop gives a 10% discount. How much do you pay (in ₹)?
36. 36.How many minutes does a car take to go 74 km at 30 km/h?
37. 37.The average weight of 12 children is 31 kg. One child, who weighs 64 kg, leaves the group. What is the new average weight (in kg)?
38. 38.By selling a watch for ₹1128, a shopkeeper makes a profit of 20%. What did the watch cost the shopkeeper (in ₹)?
39. 39.What sum of money earns ₹6468 simple interest in 4 years at 11% per year (in ₹)?
40. 40.A shopkeeper buys a school bag for ₹340 and sells it for ₹272. Find the loss percent.

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