Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 746 · 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.In how many years will ₹11400 earn ₹228 as simple interest at 2% per year?
2. 2.Two discounts of 20% and 25%, one after the other, are the same as one discount of what percent? =
3. 3.What is the difference between the compound interest and the simple interest on ₹13200 at 10% per year for 2 years (in ₹)?
4. 4.By selling a pair of shoes for ₹988, a shopkeeper makes a profit of 30%. What did the pair of shoes cost the shopkeeper (in ₹)?
5. 5.A water tank holds 2080 litres. 15% of the water is used. How many litres are left?
6. 6.Find the compound interest on ₹46875 at 4% per year for 3 years, added every year (in ₹).
7. 7.Isha can finish a job in 8 days and Rahul in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.A shopkeeper buys a bicycle for ₹120 and sells it for ₹132. Find the profit percent.
9. 9.What is the difference between the compound interest and the simple interest on ₹3200 at 10% per year for 2 years (in ₹)?
10. 10.Find the compound interest on ₹15625 at 4% per year for 3 years, added every year (in ₹).
11. 11.Find the amount when ₹31250 is invested at 4% per year compound interest for 3 years (in ₹).
12. 12.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
13. 13.The price of a school bag changes from ₹2380 to ₹3332. By what percent did it go up?
14. 14.A cricket bat marked at ₹5000 is sold for ₹4250. What is the discount percent?
15. 15.A shop sells 4200 cups of tea a month. Next month it sells 5% more. How many cups does it sell next month?
16. 16.Sneha works three times as fast as Priya. Together they finish a job in 7 days. How many days would Priya take alone?
17. 17.Diya works twice as fast as Sneha. Together they finish a job in 2 days. How many days would Sneha take alone?
18. 18.Dev can finish a job in 18 days and Pooja in 15 days. What fraction of the job do they finish if they work together for 1 day? =
19. 19.In how many years will ₹15200 earn ₹1216 as simple interest at 4% per year?
20. 20.A water tank holds 2180 litres. 10% of the water is used. How many litres are left?
21. 21.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
22. 22.A shop sells an average of 20 kg of sugar a day for 5 days, and then 76 kg a day for the next 5 days. What is the average sale per day for all 10 days (in kg)?
23. 23.A study lamp is marked at ₹2020. The shop gives a 50% discount. How much do you pay (in ₹)?
24. 24.A price goes up by 25% and then goes up by 20% more. By what percent has it gone up in all? =
25. 25.A water tank holds 4860 litres. 25% of the water is used. How many litres are left?
26. 26.A shopkeeper buys a study lamp for ₹1420 and sells it for ₹1988. Find the profit percent.
27. 27.Karan is 8 years older than Rohan. In 3 years, the sum of their ages will be 24. How old is Rohan now?
28. 28.A car runs for 1 hour at 33 km/h and then for 2 hours at 57 km/h. What is its average speed for the whole journey (in km/h)?
29. 29.The simple interest on ₹8700 for 1 year is ₹435. What is the rate of interest (% per year)?
30. 30.A price goes up by 15% and then goes up by 30% more. By what percent has it gone up in all? =
31. 31.Change 20 m/s into km/h.
32. 32.The simple interest on ₹3400 for 1 year is ₹442. What is the rate of interest (% per year)?
33. 33.In 3 years, Aarav will be three times as old as Aarav was 5 years ago. How old is Aarav now?
34. 34.Meera can finish a job in 18 days and Priya in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.What is the difference between the compound interest and the simple interest on ₹2400 at 15% per year for 2 years (in ₹)?
36. 36.Find the simple interest on ₹10300 at 5% per year for 1 year (in ₹).
37. 37.Two discounts of 25% and 50%, one after the other, are the same as one discount of what percent? =
38. 38.The price of a school bag changes from ₹560 to ₹784. By what percent did it go up?
39. 39.A pressure cooker is marked at ₹580. The shop takes 10% off, and then a further 50% off the new price. How much do you pay (in ₹)?
40. 40.A pair of shoes bought for ₹1120 is sold at a profit of 20%. What is the selling price (in ₹)?

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