Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 990 · 40 sums

The method (Same-size compare): Price of one = total ÷ number (or price of 1 kg = total ÷ kg). The smaller price of one is the better buy. Saving per item = bigger price of one − smaller price of one.

1. 1.Shop A sells 5 pens for ₹55. Shop B sells 4 pens for ₹80. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
2. 2.A 10 kg bag of potatoes costs ₹330. A 2 kg bag costs ₹72. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
3. 3.Shop A sells 2 cricket balls for ₹240. Shop B sells 5 cricket balls for ₹675. What does one cricket ball cost at the cheaper shop (in ₹)?
4. 4.Shop A sells 5 geometry boxes for ₹725. Shop B sells 3 geometry boxes for ₹390. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
5. 5.Shop A sells 6 samosas for ₹78. Shop B sells 5 samosas for ₹85. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
6. 6.Shop A sells 5 notebooks for ₹250. Shop B sells 6 notebooks for ₹240. Which shop is cheaper for one notebook? (a) Shop A (b) Shop B
7. 7.Shop A sells 4 plates of idli for ₹140. Shop B sells 3 plates of idli for ₹165. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
8. 8.A 2 kg bag of wheat flour costs ₹72. A 5 kg bag costs ₹250. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
9. 9.A 5 kg bag of onions costs ₹150. A 10 kg bag costs ₹240. How many rupees per kg do you save with the cheaper bag?
10. 10.A 10 kg bag of dal costs ₹1110. A 2 kg bag costs ₹200. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
11. 11.A 2 kg bag of onions costs ₹70. A 1 kg bag costs ₹52. How many rupees per kg do you save with the cheaper bag?
12. 12.A 5 kg bag of sugar costs ₹205. A 1 kg bag costs ₹42. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
13. 13.A 2 kg bag of tomatoes costs ₹40. A 10 kg bag costs ₹340. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
14. 14.Shop A sells 2 notebooks for ₹120. Shop B sells 4 notebooks for ₹220. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
15. 15.A 1 kg bag of rice costs ₹46. A 10 kg bag costs ₹640. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
16. 16.Shop A sells 6 plates of idli for ₹240. Shop B sells 5 plates of idli for ₹150. What does one plate of idli cost at the cheaper shop (in ₹)?
17. 17.Shop A sells 2 pairs of socks for ₹150. Shop B sells 5 pairs of socks for ₹300. What does one pair of socks cost at the cheaper shop (in ₹)?
18. 18.A 10 kg bag of tomatoes costs ₹420. A 5 kg bag costs ₹260. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
19. 19.A 5 kg bag of onions costs ₹230. A 2 kg bag costs ₹62. How many rupees per kg do you save with the cheaper bag?
20. 20.Shop A sells 6 cricket balls for ₹690. Shop B sells 3 cricket balls for ₹390. What does one cricket ball cost at the cheaper shop (in ₹)?
21. 21.A 1 kg bag of tomatoes costs ₹56. A 2 kg bag costs ₹68. How many rupees per kg do you save with the cheaper bag?
22. 22.A 1 kg bag of tomatoes costs ₹41. A 2 kg bag costs ₹106. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
23. 23.Shop A sells 5 cricket balls for ₹750. Shop B sells 3 cricket balls for ₹390. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
24. 24.A 2 kg bag of onions costs ₹62. A 5 kg bag costs ₹275. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
25. 25.Shop A sells 5 samosas for ₹65. Shop B sells 2 samosas for ₹36. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
26. 26.A 10 kg bag of potatoes costs ₹300. A 5 kg bag costs ₹145. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
27. 27.Shop A sells 3 geometry boxes for ₹240. Shop B sells 5 geometry boxes for ₹675. What does one geometry box cost at the cheaper shop (in ₹)?
28. 28.Shop A sells 2 mangoes for ₹70. Shop B sells 4 mangoes for ₹160. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
29. 29.Shop A sells 4 cricket balls for ₹600. Shop B sells 3 cricket balls for ₹360. What does one cricket ball cost at the cheaper shop (in ₹)?
30. 30.A 5 kg bag of rice costs ₹380. A 10 kg bag costs ₹550. How many rupees per kg do you save with the cheaper bag?
31. 31.A 10 kg bag of tomatoes costs ₹560. A 5 kg bag costs ₹260. How many rupees per kg do you save with the cheaper bag?
32. 32.Shop A sells 5 pairs of socks for ₹325. Shop B sells 6 pairs of socks for ₹480. What does one pair of socks cost at the cheaper shop (in ₹)?
33. 33.A 2 kg bag of wheat flour costs ₹92. A 5 kg bag costs ₹205. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
34. 34.A 5 kg bag of wheat flour costs ₹240. A 1 kg bag costs ₹44. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
35. 35.A 5 kg bag of dal costs ₹535. A 2 kg bag costs ₹184. How many rupees per kg do you save with the cheaper bag?
36. 36.A 1 kg bag of sugar costs ₹41. A 5 kg bag costs ₹220. How many rupees per kg do you save with the cheaper bag?
37. 37.Shop A sells 4 geometry boxes for ₹560. Shop B sells 2 geometry boxes for ₹190. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
38. 38.A 10 kg bag of dal costs ₹1170. A 2 kg bag costs ₹286. How many rupees per kg do you save with the cheaper bag?
39. 39.Shop A sells 2 plates of idli for ₹80. Shop B sells 3 plates of idli for ₹90. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
40. 40.A 1 kg bag of tomatoes costs ₹20. A 2 kg bag costs ₹90. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag

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