Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 958 · 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 town has 4980 people. Its population grows by 5%. How many people live there now?
2. 2.A shopkeeper buys a table fan for ₹1300 and sells it for ₹1040. Find the loss percent.
3. 3.A car runs for 2 hours at 40 km/h and then for 4 hours at 58 km/h. What is its average speed for the whole journey (in km/h)?
4. 4.How many minutes does a car take to go 64 km at 30 km/h?
5. 5.Aarav’s father is five times as old as Aarav. The sum of their ages is 48 years. How old is the father?
6. 6.Find the simple interest on ₹8300 at 12% per year for 2 years (in ₹).
7. 7.Find the simple interest on ₹12600 at 14% per year for 4 years (in ₹).
8. 8.Ishaan is 5 years older than Sneha. In 6 years, the sum of their ages will be 59. How old is Sneha now?
9. 9.A shopkeeper buys a pair of shoes for ₹1240 and sells it for ₹1364. Find the profit percent.
10. 10.After a 20% discount, a table fan costs ₹416. What was its marked price (in ₹)?
11. 11.A watch is marked at ₹500. The shop gives a 30% discount. How much do you pay (in ₹)?
12. 12.What is the difference between the compound interest and the simple interest on ₹12300 at 20% per year for 2 years (in ₹)?
13. 13.By selling a study lamp for ₹1066, a shopkeeper makes a profit of 30%. What did the study lamp cost the shopkeeper (in ₹)?
14. 14.5 years ago, Nisha’s mother was twice as old as Nisha. The mother is 27 years old now. How old is Nisha now?
15. 15.Two discounts of 25% and 10%, one after the other, are the same as one discount of what percent? =
16. 16.Karan can finish a job in 5 days and Aarav in 30 days. Karan works alone for 2 days and then stops. Aarav finishes the rest. How many days does Aarav take?
17. 17.After a 30% discount, a table fan costs ₹1988. What was its marked price (in ₹)?
18. 18.A pressure cooker bought for ₹880 is sold at a profit of 15%. What is the selling price (in ₹)?
19. 19.A price goes up by 50% and then goes up by 15% more. By what percent has it gone up in all? =
20. 20.What sum of money earns ₹3080 simple interest in 4 years at 14% per year (in ₹)?
21. 21.Find the amount when ₹16175 is invested at 20% per year compound interest for 2 years (in ₹).
22. 22.By selling a bicycle for ₹1975, a shopkeeper makes a profit of 25%. What did the bicycle cost the shopkeeper (in ₹)?
23. 23.Dev works twice as fast as Manav. Together they finish a job in 9 days. How many days would Manav take alone?
24. 24.In how many years will ₹1400 earn ₹420 as simple interest at 6% per year?
25. 25.Find the simple interest on ₹13200 at 8% per year for 2 years (in ₹).
26. 26.A bicycle marked at ₹3740 is sold for ₹2992. What is the discount percent?
27. 27.A table fan bought for ₹320 is sold at a profit of 20%. What is the selling price (in ₹)?
28. 28.4 years ago, Diya’s mother was three times as old as Diya. The mother is 19 years old now. How old is Diya now?
29. 29.The average weight of 8 children is 26 kg. One child, who weighs 33 kg, leaves the group. What is the new average weight (in kg)?
30. 30.By selling a cricket bat for ₹182, a shopkeeper makes a loss of 30%. What did the cricket bat cost the shopkeeper (in ₹)?
31. 31.Kabir can finish a job in 26 days and Ishaan in 24 days. Kabir works alone for 13 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
32. 32.Change 10 m/s into km/h.
33. 33.Change 30 m/s into km/h.
34. 34.After a 40% discount, a bicycle costs ₹1716. What was its marked price (in ₹)?
35. 35.Two discounts of 20% and 20%, one after the other, are the same as one discount of what percent? =
36. 36.Two discounts of 20% and 50%, one after the other, are the same as one discount of what percent? =
37. 37.The price of a school bag changes from ₹2460 to ₹3075. By what percent did it go up?
38. 38.Change 90 km/h into metres per second.
39. 39.The average weight of 5 children is 34 kg. One child, who weighs 42 kg, leaves the group. What is the new average weight (in kg)?
40. 40.A bicycle marked at ₹3980 is sold for ₹2985. What is the discount percent?

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