Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 927 · 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.A shop sells an average of 37 kg of sugar a day for 6 days, and then 47 kg a day for the next 4 days. What is the average sale per day for all 10 days (in kg)?
2. 2.The price of a school bag changes from ₹3140 to ₹3297. By what percent did it go up?
3. 3.What is the difference between the compound interest and the simple interest on ₹33100 at 20% per year for 2 years (in ₹)?
4. 4.In how many years will ₹2500 earn ₹1500 as simple interest at 15% per year?
5. 5.In 29 years, Ishaan will be twice as old as Ishaan was 4 years ago. How old is Ishaan now?
6. 6.A water tank holds 1280 litres. 15% of the water is used. How many litres are left?
7. 7.What is the difference between the compound interest and the simple interest on ₹37200 at 15% per year for 2 years (in ₹)?
8. 8.Vivaan can finish a job in 24 days and Rohan in 8 days. Vivaan works alone for 3 days and then stops. Rohan finishes the rest. How many days does Rohan take?
9. 9.How many minutes does a car take to go 135 km at 60 km/h?
10. 10.Marks of 5 friends in a quiz: 13, 16, 41, 26, 34. What is their average mark?
11. 11.Kabir cycles to his school at 88 km/h and comes back by the same road at 40 km/h. What is his average speed for the whole trip (in km/h)?
12. 12.Find the amount when ₹32800 is invested at 5% per year compound interest for 2 years (in ₹).
13. 13.The average weight of 10 children is 35 kg. One child, who weighs 62 kg, leaves the group. What is the new average weight (in kg)?
14. 14.A pair of shoes marked at ₹3280 is sold for ₹2296. What is the discount percent?
15. 15.A study lamp is marked at ₹580. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
16. 16.What is the difference between the compound interest and the simple interest on ₹10400 at 5% per year for 2 years (in ₹)?
17. 17.A water tank holds 740 litres. 50% of the water is used. How many litres are left?
18. 18.Diya puts ₹3600 in a bank at 15% simple interest per year. How much will she have after 1 year (in ₹)?
19. 19.The simple interest on ₹1200 for 3 years is ₹144. What is the rate of interest (% per year)?
20. 20.Find the compound interest on ₹20025 at 20% per year for 2 years, added every year (in ₹).
21. 21.The average weight of 6 children is 34 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
22. 22.A water tank holds 1160 litres. 25% of the water is used. How many litres are left?
23. 23.The price of a bicycle is ₹1860. It goes up by 5%. What is the new price (in ₹)?
24. 24.What is the difference between the compound interest and the simple interest on ₹45700 at 10% per year for 2 years (in ₹)?
25. 25.Find the compound interest on ₹48080 at 25% per year for 2 years, added every year (in ₹).
26. 26.A pair of shoes is marked at ₹880. The shop gives a 50% discount. How much do you pay (in ₹)?
27. 27.Manav can finish a job in 6 days and Zoya in 12 days. Manav works alone for 1 day and then stops. Zoya finishes the rest. How many days does Zoya take?
28. 28.The simple interest on ₹14900 for 5 years is ₹8940. What is the rate of interest (% per year)?
29. 29.Find the compound interest on ₹38800 at 15% per year for 2 years, added every year (in ₹).
30. 30.The average of 4 numbers is 25. When one more number is added, the average becomes 26. What number was added?
31. 31.Find the compound interest on ₹31250 at 8% per year for 3 years, added every year (in ₹).
32. 32.Tara and Kabir together finish a job in 18 days. Tara alone takes 27 days. How many days would Kabir take alone?
33. 33.Zoya can finish a job in 4 days and Manav in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.What is the difference between the compound interest and the simple interest on ₹39900 at 20% per year for 2 years (in ₹)?
35. 35.A watch marked at ₹2000 is sold for ₹1700. What is the discount percent?
36. 36.What is the difference between the compound interest and the simple interest on ₹47500 at 12% per year for 2 years (in ₹)?
37. 37.Find the simple interest on ₹13500 at 13% per year for 4 years (in ₹).
38. 38.A car runs for 2 hours at 63 km/h and then for 2 hours at 73 km/h. What is its average speed for the whole journey (in km/h)?
39. 39.A town has 300 people. Its population grows by 25%. How many people live there now?
40. 40.By selling a bicycle for ₹1568, a shopkeeper makes a profit of 40%. What did the bicycle cost the shopkeeper (in ₹)?

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