Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 1 · 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 4 days and Arjun in 20 days. Rohan works alone for 1 day and then stops. Arjun finishes the rest. How many days does Arjun take?
2. 2.Find the simple interest on ₹14800 at 8% per year for 1 year (in ₹).
3. 3.Farhan works three times as fast as Vivaan. Together they finish a job in 12 days. How many days would Vivaan take alone?
4. 4.A shopkeeper buys a table fan for ₹1600 and sells it for ₹1360. Find the loss percent.
5. 5.Diya puts ₹6600 in a bank at 12% simple interest per year. How much will she have after 4 years (in ₹)?
6. 6.Two discounts of 50% and 10%, one after the other, are the same as one discount of what percent? =
7. 7.A shop sells an average of 49 kg of sugar a day for 2 days, and then 29 kg a day for the next 2 days. What is the average sale per day for all 4 days (in kg)?
8. 8.By selling a school bag for ₹500, a shopkeeper makes a loss of 50%. What did the school bag cost the shopkeeper (in ₹)?
9. 9.Vivaan can finish a job in 18 days and Saanvi in 8 days. What fraction of the job do they finish if they work together for 2 days? =
10. 10.Change 30 m/s into km/h.
11. 11.What is the difference between the compound interest and the simple interest on ₹4000 at 25% per year for 2 years (in ₹)?
12. 12.Find the compound interest on ₹31000 at 10% per year for 2 years, added every year (in ₹).
13. 13.A shopkeeper buys a watch for ₹400 and sells it for ₹320. Find the loss percent.
14. 14.Kabir’s father is five times as old as Kabir. The sum of their ages is 42 years. How old is the father?
15. 15.After a 5% discount, a study lamp costs ₹2926. What was its marked price (in ₹)?
16. 16.In 10 years, Kabir will be three times as old as Kabir was 6 years ago. How old is Kabir now?
17. 17.A car runs for 4 hours at 30 km/h and then for 1 hour at 60 km/h. What is its average speed for the whole journey (in km/h)?
18. 18.8 years ago, Arjun’s mother was twice as old as Arjun. The mother is 14 years old now. How old is Arjun now?
19. 19.Meera can finish a job in 4 days and Kavya in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.A bus runs at 60 km/h. How far does it go in 15 minutes (in km)?
21. 21.A water tank holds 1920 litres. 15% of the water is used. How many litres are left?
22. 22.By selling a bicycle for ₹171, a shopkeeper makes a loss of 5%. What did the bicycle cost the shopkeeper (in ₹)?
23. 23.A water tank holds 2800 litres. 10% of the water is used. How many litres are left?
24. 24.In 15 years, Saanvi will be twice as old as Saanvi was 3 years ago. How old is Saanvi now?
25. 25.How many minutes does a car take to go 25 km at 50 km/h?
26. 26.Vivaan can finish a job in 3 days and Aarav in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
27. 27.A shop sells an average of 36 kg of sugar a day for 3 days, and then 52 kg a day for the next 3 days. What is the average sale per day for all 6 days (in kg)?
28. 28.A shopkeeper buys a cricket bat for ₹620 and sells it for ₹682. Find the profit percent.
29. 29.A car runs for 1 hour at 71 km/h and then for 4 hours at 46 km/h. What is its average speed for the whole journey (in km/h)?
30. 30.The average weight of 5 children is 30 kg. One child, who weighs 34 kg, leaves the group. What is the new average weight (in kg)?
31. 31.Aditya can finish a job in 18 days and Meera in 16 days. What fraction of the job do they finish if they work together for 2 days? =
32. 32.A watch marked at ₹3900 is sold for ₹2340. What is the discount percent?
33. 33.Find the compound interest on ₹46875 at 8% per year for 3 years, added every year (in ₹).
34. 34.Find the amount when ₹41000 is invested at 10% per year compound interest for 3 years (in ₹).
35. 35.In how many years will ₹8700 earn ₹870 as simple interest at 10% per year?
36. 36.In 15 years, Zoya will be twice as old as Zoya was 2 years ago. How old is Zoya now?
37. 37.Arjun can finish a job in 12 days and Pooja in 16 days. What fraction of the job do they finish if they work together for 3 days? =
38. 38.Find the amount when ₹41168 is invested at 25% per year compound interest for 2 years (in ₹).
39. 39.By selling a pair of shoes for ₹1350, a shopkeeper makes a loss of 10%. What did the pair of shoes cost the shopkeeper (in ₹)?
40. 40.8 years ago, Farhan’s mother was four times as old as Farhan. The mother is 40 years old now. How old is Farhan now?

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