Everyday Maths Practice Worksheet

Quantitative aptitude lesson 20: Practice: everyday maths · Set 858 · 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 pair of shoes is marked at ₹448. The shop takes 25% off, and then a further 25% off the new price. How much do you pay (in ₹)?
2. 2.A shopkeeper buys a watch for ₹1220 and sells it for ₹1159. Find the loss percent.
3. 3.A car runs for 3 hours at 41 km/h and then for 3 hours at 31 km/h. What is its average speed for the whole journey (in km/h)?
4. 4.Rahul can finish a job in 18 days and Priya in 11 days. What fraction of the job do they finish if they work together for 3 days? =
5. 5.Sneha can finish a job in 16 days and Manav in 24 days. Sneha works alone for 2 days and then stops. Manav finishes the rest. How many days does Manav take?
6. 6.Pooja can finish a job in 9 days and Priya in 27 days. Pooja works alone for 3 days and then stops. Priya finishes the rest. How many days does Priya take?
7. 7.After a 50% discount, a table fan costs ₹270. What was its marked price (in ₹)?
8. 8.After a 40% discount, a pressure cooker costs ₹2292. What was its marked price (in ₹)?
9. 9.Change 90 km/h into metres per second.
10. 10.By selling a watch for ₹1694, a shopkeeper makes a profit of 10%. What did the watch cost the shopkeeper (in ₹)?
11. 11.A cricket bat marked at ₹580 is sold for ₹348. What is the discount percent?
12. 12.A shop sells an average of 65 kg of sugar a day for 4 days, and then 58 kg a day for the next 3 days. What is the average sale per day for all 7 days (in kg)?
13. 13.In how many years will ₹3700 earn ₹222 as simple interest at 3% per year?
14. 14.What is the difference between the compound interest and the simple interest on ₹20400 at 5% per year for 2 years (in ₹)?
15. 15.Ishaan is 8 years older than Saanvi. In 2 years, the sum of their ages will be 40. How old is Saanvi now?
16. 16.Find the compound interest on ₹18125 at 8% per year for 2 years, added every year (in ₹).
17. 17.Find the compound interest on ₹25000 at 12% per year for 2 years, added every year (in ₹).
18. 18.The average of 6 numbers is 47. When one more number is added, the average becomes 49. What number was added?
19. 19.A water tank holds 3860 litres. 5% of the water is used. How many litres are left?
20. 20.The price of a bicycle is ₹4220. It goes up by 20%. What is the new price (in ₹)?
21. 21.Find the compound interest on ₹25000 at 4% per year for 2 years, added every year (in ₹).
22. 22.Find the compound interest on ₹6000 at 10% per year for 3 years, added every year (in ₹).
23. 23.Zoya’s father is twice as old as Zoya. The sum of their ages is 15 years. How old is the father?
24. 24.A car runs for 1 hour at 35 km/h and then for 3 hours at 79 km/h. What is its average speed for the whole journey (in km/h)?
25. 25.Aarav can finish a job in 4 days and Karan in 28 days. Aarav works alone for 1 day and then stops. Karan finishes the rest. How many days does Karan take?
26. 26.By selling a watch for ₹240, a shopkeeper makes a loss of 20%. What did the watch cost the shopkeeper (in ₹)?
27. 27.Change 54 km/h into metres per second.
28. 28.In how many years will ₹5000 earn ₹500 as simple interest at 5% per year?
29. 29.Find the compound interest on ₹45700 at 10% per year for 2 years, added every year (in ₹).
30. 30.By selling a watch for ₹1900, a shopkeeper makes a loss of 5%. What did the watch cost the shopkeeper (in ₹)?
31. 31.A shop sells 3860 cups of tea a month. Next month it sells 40% more. How many cups does it sell next month?
32. 32.The average of 7 numbers is 47. When one more number is added, the average becomes 50. What number was added?
33. 33.Nisha can finish a job in 19 days and Saanvi in 13 days. What fraction of the job do they finish if they work together for 2 days? =
34. 34.A price comes down by 20% and then comes down by 15% more. By what percent has it come down in all? =
35. 35.Dev can finish a job in 19 days and Ananya in 6 days. What fraction of the job do they finish if they work together for 1 day? =
36. 36.The price of a school bag changes from ₹540 to ₹594. By what percent did it go up?
37. 37.By selling a school bag for ₹440, a shopkeeper makes a profit of 10%. What did the school bag cost the shopkeeper (in ₹)?
38. 38.A shop sells 180 cups of tea a month. Next month it sells 20% more. How many cups does it sell next month?
39. 39.How many minutes does a car take to go 10 km at 40 km/h?
40. 40.The simple interest on ₹5300 for 5 years is ₹1060. What is the rate of interest (% per year)?

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