Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 912 · 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 ₹19000 in a bank at 2% simple interest per year. How much will she have after 3 years (in ₹)?
2. 2.The simple interest on ₹19600 for 3 years is ₹6468. What is the rate of interest (% per year)?
3. 3.By selling a bicycle for ₹672, a shopkeeper makes a loss of 30%. What did the bicycle cost the shopkeeper (in ₹)?
4. 4.The price of a school bag changes from ₹2280 to ₹2052. By what percent did it come down?
5. 5.Find the simple interest on ₹5500 at 3% per year for 3 years (in ₹).
6. 6.A pair of shoes is marked at ₹4820. The shop gives a 40% discount. How much do you pay (in ₹)?
7. 7.Find the compound interest on ₹21600 at 15% per year for 2 years, added every year (in ₹).
8. 8.A town has 4300 people. Its population grows by 20%. How many people live there now?
9. 9.Find the simple interest on ₹7000 at 10% per year for 1 year (in ₹).
10. 10.A price goes up by 50% and then comes down by 30%. By what percent has it gone up in all? =
11. 11.A cricket bat marked at ₹120 is sold for ₹114. What is the discount percent?
12. 12.Saanvi’s batting average after 5 innings is 25 runs. How many runs must Saanvi score in the next innings to raise the average to 28?
13. 13.The price of a school bag changes from ₹4660 to ₹4194. By what percent did it come down?
14. 14.Diya puts ₹600 in a bank at 13% simple interest per year. How much will she have after 4 years (in ₹)?
15. 15.A bicycle is marked at ₹580. The shop takes 50% off, and then a further 10% off the new price. How much do you pay (in ₹)?
16. 16.A water tank holds 1180 litres. 15% of the water is used. How many litres are left?
17. 17.In 26 years, Rahul will be three times as old as Rahul was 2 years ago. How old is Rahul now?
18. 18.After a 10% discount, a watch costs ₹3654. What was its marked price (in ₹)?
19. 19.Aditya can finish a job in 9 days and Vivaan in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.The simple interest on ₹4700 for 4 years is ₹1504. What is the rate of interest (% per year)?
21. 21.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
22. 22.In 10 years, Ananya will be three times as old as Ananya was 6 years ago. How old is Ananya now?
23. 23.Tara can finish a job in 14 days and Arjun in 7 days. Tara works alone for 4 days and then stops. Arjun finishes the rest. How many days does Arjun take?
24. 24.A water tank holds 4920 litres. 10% of the water is used. How many litres are left?
25. 25.By selling a study lamp for ₹1650, a shopkeeper makes a profit of 50%. What did the study lamp cost the shopkeeper (in ₹)?
26. 26.Find the simple interest on ₹14700 at 2% per year for 5 years (in ₹).
27. 27.Nisha can finish a job in 15 days and Priya in 30 days. Nisha works alone for 5 days and then stops. Priya finishes the rest. How many days does Priya take?
28. 28.Arjun is 2 years older than Isha. In 3 years, the sum of their ages will be 32. How old is Isha now?
29. 29.In how many years will ₹11200 earn ₹1680 as simple interest at 5% per year?
30. 30.Dev can finish a job in 12 days and Sneha in 6 days. What fraction of the job do they finish if they work together for 1 day? =
31. 31.The average of 4 numbers is 57. When one more number is added, the average becomes 59. What number was added?
32. 32.Pooja’s father is four times as old as Pooja. The sum of their ages is 40 years. How old is Pooja?
33. 33.Diya puts ₹10100 in a bank at 14% simple interest per year. How much will she have after 5 years (in ₹)?
34. 34.Change 90 km/h into metres per second.
35. 35.A car runs for 1 hour at 42 km/h and then for 3 hours at 46 km/h. What is its average speed for the whole journey (in km/h)?
36. 36.A shopkeeper buys a watch for ₹1540 and sells it for ₹924. Find the loss percent.
37. 37.Kabir cycles to his school at 84 km/h and comes back by the same road at 14 km/h. What is his average speed for the whole trip (in km/h)?
38. 38.A shopkeeper buys a cricket bat for ₹180 and sells it for ₹126. Find the loss percent.
39. 39.How many minutes does a car take to go 51 km at 68 km/h?
40. 40.Ananya works twice as fast as Isha. Together they finish a job in 9 days. How many days would Isha take alone?

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