Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 694 · 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.By selling a watch for ₹598, a shopkeeper makes a profit of 15%. What did the watch cost the shopkeeper (in ₹)?
2. 2.The average of 4 numbers is 33. When one more number is added, the average becomes 35. What number was added?
3. 3.The average weight of 6 children is 42 kg. One child, who weighs 52 kg, leaves the group. What is the new average weight (in kg)?
4. 4.A shop sells 1260 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
5. 5.A price goes up by 50% and then goes up by 20% more. By what percent has it gone up in all? =
6. 6.A shop sells an average of 42 kg of sugar a day for 2 days, and then 22 kg a day for the next 6 days. What is the average sale per day for all 8 days (in kg)?
7. 7.Two discounts of 10% and 50%, one after the other, are the same as one discount of what percent? =
8. 8.Kabir cycles to his school at 33 km/h and comes back by the same road at 88 km/h. What is his average speed for the whole trip (in km/h)?
9. 9.Ananya can finish a job in 14 days and Tara in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
10. 10.What sum of money earns ₹340 simple interest in 4 years at 5% per year (in ₹)?
11. 11.A shop sells an average of 59 kg of sugar a day for 3 days, and then 25 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
12. 12.What sum of money earns ₹2600 simple interest in 1 year at 13% per year (in ₹)?
13. 13.Dev and Arjun together finish a job in 2 days. Dev alone takes 3 days. How many days would Arjun take alone?
14. 14.The average weight of 10 children is 30 kg. One child, who weighs 48 kg, leaves the group. What is the new average weight (in kg)?
15. 15.The price of a bicycle is ₹2240. It goes up by 5%. What is the new price (in ₹)?
16. 16.After a 10% discount, a pair of shoes costs ₹2610. What was its marked price (in ₹)?
17. 17.A car runs for 1 hour at 28 km/h and then for 1 hour at 30 km/h. What is its average speed for the whole journey (in km/h)?
18. 18.A town has 4260 people. Its population grows by 15%. How many people live there now?
19. 19.By selling a school bag for ₹728, a shopkeeper makes a profit of 40%. What did the school bag cost the shopkeeper (in ₹)?
20. 20.Isha and Saanvi together finish a job in 8 days. Isha alone takes 12 days. How many days would Saanvi take alone?
21. 21.A bicycle marked at ₹2580 is sold for ₹2064. What is the discount percent?
22. 22.Manav can finish a job in 8 days and Dev in 28 days. Manav works alone for 2 days and then stops. Dev finishes the rest. How many days does Dev take?
23. 23.By selling a bicycle for ₹532, a shopkeeper makes a loss of 30%. What did the bicycle cost the shopkeeper (in ₹)?
24. 24.Find the compound interest on ₹24000 at 15% per year for 3 years, added every year (in ₹).
25. 25.A school bag is marked at ₹380. The shop gives a 5% discount. How much do you pay (in ₹)?
26. 26.Karan can finish a job in 10 days and Diya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.Two discounts of 50% and 25%, one after the other, are the same as one discount of what percent? =
28. 28.Kabir can finish a job in 12 days and Ishaan in 11 days. What fraction of the job do they finish if they work together for 2 days? =
29. 29.A town has 3920 people. Its population grows by 25%. How many people live there now?
30. 30.The price of a bicycle is ₹440. It goes up by 10%. What is the new price (in ₹)?
31. 31.Find the amount when ₹33400 is invested at 10% per year compound interest for 2 years (in ₹).
32. 32.How many minutes does a car take to go 16 km at 30 km/h?
33. 33.Rahul and Tara together finish a job in 7 days. Rahul alone takes 8 days. How many days would Tara take alone?
34. 34.Isha works twice as fast as Diya. Together they finish a job in 2 days. How many days would Diya take alone?
35. 35.A town has 400 people. Its population grows by 10%. How many people live there now?
36. 36.Change 20 m/s into km/h.
37. 37.A price goes up by 25% and then goes up by 15% more. By what percent has it gone up in all? =
38. 38.Marks of 4 friends in a quiz: 31, 56, 49, 48. What is their average mark?
39. 39.A shop sells an average of 66 kg of sugar a day for 4 days, and then 33 kg a day for the next 2 days. What is the average sale per day for all 6 days (in kg)?
40. 40.A price comes down by 40% and then comes down by 10% more. By what percent has it come down in all? =

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