Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 167 · 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 32 km/h and then for 1 hour at 47 km/h. What is its average speed for the whole journey (in km/h)?
2. 2.A bicycle marked at ₹4820 is sold for ₹3856. What is the discount percent?
3. 3.Tara can finish a job in 10 days and Diya in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.A shop sells an average of 62 kg of sugar a day for 2 days, and then 56 kg a day for the next 4 days. What is the average sale per day for all 6 days (in kg)?
5. 5.By selling a school bag for ₹1584, a shopkeeper makes a loss of 10%. What did the school bag cost the shopkeeper (in ₹)?
6. 6.Find the amount when ₹43200 is invested at 15% per year compound interest for 2 years (in ₹).
7. 7.In 8 years, Karan will be twice as old as Karan was 4 years ago. How old is Karan now?
8. 8.Kabir cycles to his school at 75 km/h and comes back by the same road at 50 km/h. What is his average speed for the whole trip (in km/h)?
9. 9.A shop sells 200 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
10. 10.A town has 1740 people. Its population grows by 15%. How many people live there now?
11. 11.A bicycle is marked at ₹2860. The shop gives a 10% discount. How much do you pay (in ₹)?
12. 12.After a 15% discount, a pair of shoes costs ₹1802. What was its marked price (in ₹)?
13. 13.The simple interest on ₹4200 for 1 year is ₹210. What is the rate of interest (% per year)?
14. 14.Farhan is 2 years older than Dev. In 7 years, the sum of their ages will be 66. How old is Dev now?
15. 15.Find the simple interest on ₹16800 at 7% per year for 4 years (in ₹).
16. 16.A price goes up by 40% and then comes down by 10%. By what percent has it gone up in all? =
17. 17.Find the simple interest on ₹9300 at 2% per year for 5 years (in ₹).
18. 18.A school bag bought for ₹660 is sold at a loss of 50%. What is the selling price (in ₹)?
19. 19.A shop sells 4660 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
20. 20.What sum of money earns ₹1308 simple interest in 4 years at 3% per year (in ₹)?
21. 21.Change 15 m/s into km/h.
22. 22.What is the difference between the compound interest and the simple interest on ₹29200 at 20% per year for 2 years (in ₹)?
23. 23.Marks of 5 friends in a quiz: 66, 65, 46, 65, 58. What is their average mark?
24. 24.How many minutes does a car take to go 124 km at 30 km/h?
25. 25.Two discounts of 20% and 10%, one after the other, are the same as one discount of what percent? =
26. 26.Rahul can finish a job in 5 days and Ananya in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.By selling a bicycle for ₹432, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
28. 28.Meera works twice as fast as Aditya. Together they finish a job in 12 days. How many days would Aditya take alone?
29. 29.4 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 28 years old now. How old is Ishaan now?
30. 30.The average weight of 12 children is 39 kg. One child, who weighs 72 kg, leaves the group. What is the new average weight (in kg)?
31. 31.A shopkeeper buys a school bag for ₹400 and sells it for ₹380. Find the loss percent.
32. 32.Marks of 5 friends in a quiz: 74, 96, 87, 77, 76. What is their average mark?
33. 33.A price comes down by 50% and then comes down by 50% more. By what percent has it come down in all? =
34. 34.Find the simple interest on ₹18700 at 8% per year for 5 years (in ₹).
35. 35.Pooja is 7 years older than Ishaan. In 5 years, the sum of their ages will be 43. How old is Ishaan now?
36. 36.Change 36 km/h into metres per second.
37. 37.A school bag is marked at ₹1225. The shop takes 10% off, and then a further 20% off the new price. How much do you pay (in ₹)?
38. 38.A water tank holds 4760 litres. 30% of the water is used. How many litres are left?
39. 39.A shop sells an average of 78 kg of sugar a day for 5 days, and then 52 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
40. 40.Change 20 m/s into km/h.

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