Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 104 · 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.Sneha’s father is twice as old as Sneha. The sum of their ages is 36 years. How old is Sneha?
2. 2.How many minutes does a car take to go 124 km at 62 km/h?
3. 3.Pooja can finish a job in 3 days and Nisha in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.A shopkeeper buys a pair of shoes for ₹220 and sells it for ₹231. Find the profit percent.
5. 5.Change 72 km/h into metres per second.
6. 6.A table fan marked at ₹2840 is sold for ₹1988. What is the discount percent?
7. 7.Diya puts ₹3800 in a bank at 13% simple interest per year. How much will she have after 5 years (in ₹)?
8. 8.Find the amount when ₹24000 is invested at 5% per year compound interest for 3 years (in ₹).
9. 9.What is the difference between the compound interest and the simple interest on ₹23200 at 20% per year for 2 years (in ₹)?
10. 10.By selling a watch for ₹630, a shopkeeper makes a loss of 10%. What did the watch cost the shopkeeper (in ₹)?
11. 11.A pressure cooker is marked at ₹550. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
12. 12.The price of a school bag changes from ₹1100 to ₹550. By what percent did it come down?
13. 13.A shopkeeper buys a bicycle for ₹1600 and sells it for ₹800. Find the loss percent.
14. 14.A table fan bought for ₹900 is sold at a loss of 40%. What is the selling price (in ₹)?
15. 15.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 25 years. How old is the father?
16. 16.The price of a school bag changes from ₹3200 to ₹4160. By what percent did it go up?
17. 17.Two discounts of 25% and 20%, one after the other, are the same as one discount of what percent? =
18. 18.A shop sells an average of 36 kg of sugar a day for 3 days, and then 28 kg a day for the next 5 days. What is the average sale per day for all 8 days (in kg)?
19. 19.Rohan can finish a job in 6 days and Kavya in 16 days. Rohan works alone for 3 days and then stops. Kavya finishes the rest. How many days does Kavya take?
20. 20.A car runs for 2 hours at 60 km/h and then for 4 hours at 72 km/h. What is its average speed for the whole journey (in km/h)?
21. 21.A shop sells an average of 27 kg of sugar a day for 3 days, and then 62 kg a day for the next 2 days. What is the average sale per day for all 5 days (in kg)?
22. 22.Find the compound interest on ₹9000 at 10% per year for 3 years, added every year (in ₹).
23. 23.A shop sells 4980 cups of tea a month. Next month it sells 30% more. How many cups does it sell next month?
24. 24.A town has 580 people. Its population grows by 40%. How many people live there now?
25. 25.2 years ago, Karan’s mother was three times as old as Karan. The mother is 20 years old now. How old is Karan now?
26. 26.Kabir’s batting average after 14 innings is 26 runs. How many runs must Kabir score in the next innings to raise the average to 31?
27. 27.Marks of 5 friends in a quiz: 34, 42, 62, 60, 47. What is their average mark?
28. 28.A price goes up by 40% and then goes up by 40% more. By what percent has it gone up in all? =
29. 29.Kabir cycles to his school at 36 km/h and comes back by the same road at 18 km/h. What is his average speed for the whole trip (in km/h)?
30. 30.A watch is marked at ₹3940. The shop gives a 10% discount. How much do you pay (in ₹)?
31. 31.Tara’s father is three times as old as Tara. The sum of their ages is 56 years. How old is the father?
32. 32.A shopkeeper buys a cricket bat for ₹260 and sells it for ₹286. Find the profit percent.
33. 33.By selling a watch for ₹1316, a shopkeeper makes a profit of 40%. What did the watch cost the shopkeeper (in ₹)?
34. 34.A price goes up by 30% and then comes down by 10%. By what percent has it gone up in all? =
35. 35.Find the amount when ₹23200 is invested at 5% per year compound interest for 2 years (in ₹).
36. 36.By selling a bicycle for ₹1296, a shopkeeper makes a loss of 20%. What did the bicycle cost the shopkeeper (in ₹)?
37. 37.The simple interest on ₹8000 for 2 years is ₹2240. What is the rate of interest (% per year)?
38. 38.A pair of shoes marked at ₹3680 is sold for ₹1840. What is the discount percent?
39. 39.Saanvi’s batting average after 9 innings is 38 runs. How many runs must Saanvi score in the next innings to raise the average to 39?
40. 40.In 1 years, Kavya will be twice as old as Kavya was 6 years ago. How old is Kavya now?

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