Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 242 · 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.Diya puts ₹4400 in a bank at 3% simple interest per year. How much will she have after 3 years (in ₹)?
2. 2.Kabir cycles to his school at 90 km/h and comes back by the same road at 10 km/h. What is his average speed for the whole trip (in km/h)?
3. 3.A car runs for 1 hour at 44 km/h and then for 2 hours at 62 km/h. What is its average speed for the whole journey (in km/h)?
4. 4.A shop sells 140 cups of tea a month. Next month it sells 50% more. How many cups does it sell next month?
5. 5.By selling a bicycle for ₹1083, a shopkeeper makes a loss of 5%. What did the bicycle cost the shopkeeper (in ₹)?
6. 6.Rahul is 4 years older than Priya. In 4 years, the sum of their ages will be 60. How old is Priya now?
7. 7.By selling a watch for ₹1368, a shopkeeper makes a loss of 5%. What did the watch cost the shopkeeper (in ₹)?
8. 8.A shop sells an average of 48 kg of sugar a day for 2 days, and then 32 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
9. 9.By selling a cricket bat for ₹1953, a shopkeeper makes a profit of 5%. What did the cricket bat cost the shopkeeper (in ₹)?
10. 10.Vivaan and Kavya together finish a job in 12 days. Vivaan alone takes 18 days. How many days would Kavya take alone?
11. 11.In 10 years, Vivaan will be twice as old as Vivaan was 6 years ago. How old is Vivaan now?
12. 12.Change 108 km/h into metres per second.
13. 13.A pressure cooker bought for ₹1220 is sold at a loss of 5%. What is the selling price (in ₹)?
14. 14.The simple interest on ₹9900 for 5 years is ₹1980. What is the rate of interest (% per year)?
15. 15.9 years ago, Ananya’s mother was three times as old as Ananya. The mother is 21 years old now. How old is Ananya now?
16. 16.In 13 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
17. 17.A school bag marked at ₹3260 is sold for ₹2282. What is the discount percent?
18. 18.After a 10% discount, a bicycle costs ₹2142. What was its marked price (in ₹)?
19. 19.By selling a cricket bat for ₹1105, a shopkeeper makes a loss of 15%. What did the cricket bat cost the shopkeeper (in ₹)?
20. 20.Find the simple interest on ₹8500 at 10% per year for 4 years (in ₹).
21. 21.The simple interest on ₹7400 for 3 years is ₹3108. What is the rate of interest (% per year)?
22. 22.A table fan is marked at ₹480. The shop gives a 30% discount. How much do you pay (in ₹)?
23. 23.How many minutes does a car take to go 75 km at 60 km/h?
24. 24.After a 10% discount, a school bag costs ₹3726. What was its marked price (in ₹)?
25. 25.In how many years will ₹11400 earn ₹1596 as simple interest at 14% per year?
26. 26.Meera is 7 years older than Rahul. In 2 years, the sum of their ages will be 59. How old is Rahul now?
27. 27.By selling a pressure cooker for ₹2430, a shopkeeper makes a profit of 50%. What did the pressure cooker cost the shopkeeper (in ₹)?
28. 28.Ananya can finish a job in 6 days and Priya in 30 days. Ananya works alone for 1 day and then stops. Priya finishes the rest. How many days does Priya take?
29. 29.Kavya can finish a job in 8 days and Diya in 16 days. Kavya works alone for 5 days and then stops. Diya finishes the rest. How many days does Diya take?
30. 30.What is the difference between the compound interest and the simple interest on ₹8800 at 20% per year for 2 years (in ₹)?
31. 31.Aarav works three times as fast as Arjun. Together they finish a job in 7 days. How many days would Arjun take alone?
32. 32.Find the amount when ₹23325 is invested at 20% per year compound interest for 2 years (in ₹).
33. 33.The average of 5 numbers is 58. When one more number is added, the average becomes 61. What number was added?
34. 34.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 32 years. How old is Saanvi?
35. 35.Kabir cycles to his school at 16 km/h and comes back by the same road at 48 km/h. What is his average speed for the whole trip (in km/h)?
36. 36.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)?
37. 37.Diya puts ₹7800 in a bank at 13% simple interest per year. How much will she have after 3 years (in ₹)?
38. 38.Find the simple interest on ₹6400 at 12% per year for 4 years (in ₹).
39. 39.Find the simple interest on ₹6900 at 15% per year for 4 years (in ₹).
40. 40.A school bag is marked at ₹475. The shop takes 20% off, and then a further 20% off the new price. How much do you pay (in ₹)?

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