Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 848 · 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.Rohan can finish a job in 17 days and Isha in 13 days. What fraction of the job do they finish if they work together for 1 day? =
2. 2.Zoya can finish a job in 10 days and Priya in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
3. 3.Find the amount when ₹31250 is invested at 12% per year compound interest for 3 years (in ₹).
4. 4.A shop sells 3120 cups of tea a month. Next month it sells 25% more. How many cups does it sell next month?
5. 5.A shop sells 2080 cups of tea a month. Next month it sells 15% more. How many cups does it sell next month?
6. 6.After a 15% discount, a pair of shoes costs ₹2414. What was its marked price (in ₹)?
7. 7.In 27 years, Ishaan will be twice as old as Ishaan was 3 years ago. How old is Ishaan now?
8. 8.How many minutes does a car take to go 20 km at 60 km/h?
9. 9.What sum of money earns ₹1876 simple interest in 2 years at 7% per year (in ₹)?
10. 10.Change 5 m/s into km/h.
11. 11.Marks of 6 friends in a quiz: 40, 43, 32, 36, 45, 56. What is their average mark?
12. 12.Find the simple interest on ₹9400 at 11% per year for 4 years (in ₹).
13. 13.Find the amount when ₹3700 is invested at 10% per year compound interest for 2 years (in ₹).
14. 14.The average weight of 7 children is 37 kg. One child, who weighs 49 kg, leaves the group. What is the new average weight (in kg)?
15. 15.A car runs for 2 hours at 49 km/h and then for 3 hours at 29 km/h. What is its average speed for the whole journey (in km/h)?
16. 16.Saanvi’s batting average after 8 innings is 31 runs. How many runs must Saanvi score in the next innings to raise the average to 35?
17. 17.Arjun can finish a job in 18 days and Tara in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
18. 18.Meera can finish a job in 20 days and Pooja in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
19. 19.A shopkeeper buys a bicycle for ₹1360 and sells it for ₹816. Find the loss percent.
20. 20.A school bag is marked at ₹2500. The shop gives a 5% discount. How much do you pay (in ₹)?
21. 21.Find the amount when ₹28300 is invested at 10% per year compound interest for 2 years (in ₹).
22. 22.Marks of 5 friends in a quiz: 65, 66, 68, 80, 66. What is their average mark?
23. 23.After a 25% discount, a bicycle costs ₹2070. What was its marked price (in ₹)?
24. 24.Find the simple interest on ₹18900 at 9% per year for 2 years (in ₹).
25. 25.A shop sells an average of 52 kg of sugar a day for 3 days, and then 32 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
26. 26.A shopkeeper buys a watch for ₹1420 and sells it for ₹994. Find the loss percent.
27. 27.Find the amount when ₹1600 is invested at 5% per year compound interest for 2 years (in ₹).
28. 28.Two discounts of 10% and 10%, one after the other, are the same as one discount of what percent? =
29. 29.6 years ago, Nisha’s mother was three times as old as Nisha. The mother is 18 years old now. How old is Nisha now?
30. 30.By selling a table fan for ₹330, a shopkeeper makes a profit of 50%. What did the table fan cost the shopkeeper (in ₹)?
31. 31.Zoya works twice as fast as Nisha. Together they finish a job in 7 days. How many days would Nisha take alone?
32. 32.By selling a bicycle for ₹66, a shopkeeper makes a profit of 10%. What did the bicycle cost the shopkeeper (in ₹)?
33. 33.A water tank holds 4740 litres. 15% of the water is used. How many litres are left?
34. 34.A bicycle is marked at ₹450. The shop takes 50% off, and then a further 20% off the new price. How much do you pay (in ₹)?
35. 35.A study lamp is marked at ₹4440. The shop gives a 50% discount. How much do you pay (in ₹)?
36. 36.A pair of shoes is marked at ₹4640. The shop gives a 40% discount. How much do you pay (in ₹)?
37. 37.A car runs for 4 hours at 62 km/h and then for 1 hour at 42 km/h. What is its average speed for the whole journey (in km/h)?
38. 38.Aarav works three times as fast as Kavya. Together they finish a job in 6 days. How many days would Kavya take alone?
39. 39.Pooja works three times as fast as Diya. Together they finish a job in 12 days. How many days would Diya take alone?
40. 40.In how many years will ₹15700 earn ₹3454 as simple interest at 11% per year?

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