Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 735 · 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.Kabir is 6 years older than Ishaan. In 6 years, the sum of their ages will be 54. How old is Ishaan now?
2. 2.A bus runs at 63 km/h. How far does it go in 40 minutes (in km)?
3. 3.The simple interest on ₹5100 for 5 years is ₹2550. What is the rate of interest (% per year)?
4. 4.A shop sells 1380 cups of tea a month. Next month it sells 10% more. How many cups does it sell next month?
5. 5.Diya puts ₹2700 in a bank at 9% simple interest per year. How much will she have after 4 years (in ₹)?
6. 6.Zoya can finish a job in 4 days and Pooja in 10 days. Zoya works alone for 2 days and then stops. Pooja finishes the rest. How many days does Pooja take?
7. 7.After a 30% discount, a pair of shoes costs ₹2310. What was its marked price (in ₹)?
8. 8.Change 54 km/h into metres per second.
9. 9.The average weight of 11 children is 30 kg. One child, who weighs 40 kg, leaves the group. What is the new average weight (in kg)?
10. 10.Karan’s father is five times as old as Karan. The sum of their ages is 84 years. How old is Karan?
11. 11.A bicycle is marked at ₹160. The shop gives a 15% discount. How much do you pay (in ₹)?
12. 12.Marks of 4 friends in a quiz: 86, 73, 88, 77. What is their average mark?
13. 13.Karan is 3 years older than Vivaan. In 4 years, the sum of their ages will be 53. How old is Vivaan now?
14. 14.By selling a bicycle for ₹2288, a shopkeeper makes a profit of 30%. What did the bicycle cost the shopkeeper (in ₹)?
15. 15.In 10 years, Rohan will be three times as old as Rohan was 2 years ago. How old is Rohan now?
16. 16.Manav’s father is three times as old as Manav. The sum of their ages is 52 years. How old is Manav?
17. 17.Rahul’s father is twice as old as Rahul. The sum of their ages is 33 years. How old is the father?
18. 18.A shop sells an average of 38 kg of sugar a day for 3 days, and then 68 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
19. 19.7 years ago, Aditya’s mother was twice as old as Aditya. The mother is 25 years old now. How old is Aditya now?
20. 20.After a 20% discount, a bicycle costs ₹608. What was its marked price (in ₹)?
21. 21.Priya’s father is twice as old as Priya. The sum of their ages is 45 years. How old is Priya?
22. 22.A shop sells 380 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
23. 23.What is the difference between the compound interest and the simple interest on ₹15200 at 25% per year for 2 years (in ₹)?
24. 24.Kabir cycles to his school at 14 km/h and comes back by the same road at 42 km/h. What is his average speed for the whole trip (in km/h)?
25. 25.In 18 years, Karan will be twice as old as Karan was 4 years ago. How old is Karan now?
26. 26.What is the difference between the compound interest and the simple interest on ₹21600 at 25% per year for 2 years (in ₹)?
27. 27.Find the amount when ₹40625 is invested at 12% per year compound interest for 2 years (in ₹).
28. 28.Kabir cycles to his school at 18 km/h and comes back by the same road at 63 km/h. What is his average speed for the whole trip (in km/h)?
29. 29.A pair of shoes marked at ₹1840 is sold for ₹1748. What is the discount percent?
30. 30.A pair of shoes marked at ₹520 is sold for ₹260. What is the discount percent?
31. 31.A study lamp marked at ₹2240 is sold for ₹2128. What is the discount percent?
32. 32.The price of a school bag changes from ₹3720 to ₹4650. By what percent did it go up?
33. 33.How many minutes does a car take to go 86 km at 30 km/h?
34. 34.In how many years will ₹16000 earn ₹12000 as simple interest at 15% per year?
35. 35.A town has 2800 people. Its population grows by 10%. How many people live there now?
36. 36.What is the difference between the compound interest and the simple interest on ₹37200 at 10% per year for 2 years (in ₹)?
37. 37.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
38. 38.The simple interest on ₹3800 for 5 years is ₹2470. What is the rate of interest (% per year)?
39. 39.A pair of shoes bought for ₹1840 is sold at a loss of 5%. What is the selling price (in ₹)?
40. 40.Arjun can finish a job in 17 days and Dev in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

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