Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 455 · 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.A 1 kg bag of rice costs ₹55. A 10 kg bag costs ₹700. How many rupees per kg do you save with the cheaper bag?
2. 2.Shop A sells 6 plates of idli for ₹330. Shop B sells 5 plates of idli for ₹150. What does one plate of idli cost at the cheaper shop (in ₹)?
3. 3.Shop A sells 4 mangoes for ₹140. Shop B sells 5 mangoes for ₹100. What does one mango cost at the cheaper shop (in ₹)?
4. 4.A 2 kg bag of wheat flour costs ₹88. A 10 kg bag costs ₹360. How many rupees per kg do you save with the cheaper bag?
5. 5.Shop A sells 4 geometry boxes for ₹320. Shop B sells 2 geometry boxes for ₹250. What does one geometry box cost at the cheaper shop (in ₹)?
6. 6.Shop A sells 6 geometry boxes for ₹510. Shop B sells 5 geometry boxes for ₹575. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
7. 7.A 1 kg bag of sugar costs ₹47. A 10 kg bag costs ₹430. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
8. 8.Shop A sells 3 cricket balls for ₹345. Shop B sells 4 cricket balls for ₹580. What does one cricket ball cost at the cheaper shop (in ₹)?
9. 9.A 2 kg bag of onions costs ₹66. A 1 kg bag costs ₹26. How many rupees per kg do you save with the cheaper bag?
10. 10.Shop A sells 6 colour pencil sets for ₹600. Shop B sells 2 colour pencil sets for ₹120. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
11. 11.A 10 kg bag of wheat flour costs ₹310. A 5 kg bag costs ₹185. How many rupees per kg do you save with the cheaper bag?
12. 12.A 2 kg bag of rice costs ₹96. A 10 kg bag costs ₹510. How many rupees per kg do you save with the cheaper bag?
13. 13.A 1 kg bag of sugar costs ₹43. A 10 kg bag costs ₹500. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
14. 14.A 2 kg bag of tomatoes costs ₹118. A 10 kg bag costs ₹450. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
15. 15.A 5 kg bag of sugar costs ₹240. A 10 kg bag costs ₹490. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
16. 16.A 1 kg bag of wheat flour costs ₹35. A 10 kg bag costs ₹390. How many rupees per kg do you save with the cheaper bag?
17. 17.A 5 kg bag of dal costs ₹505. A 1 kg bag costs ₹140. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
18. 18.A 5 kg bag of rice costs ₹325. A 2 kg bag costs ₹112. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
19. 19.A 5 kg bag of potatoes costs ₹170. A 10 kg bag costs ₹320. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
20. 20.Shop A sells 3 mangoes for ₹75. Shop B sells 4 mangoes for ₹80. Which shop is cheaper for one mango? (a) Shop B (b) Shop A
21. 21.A 10 kg bag of tomatoes costs ₹360. A 2 kg bag costs ₹104. How many rupees per kg do you save with the cheaper bag?
22. 22.A 10 kg bag of wheat flour costs ₹340. A 5 kg bag costs ₹165. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
23. 23.Shop A sells 6 plates of idli for ₹210. Shop B sells 3 plates of idli for ₹135. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
24. 24.Shop A sells 5 colour pencil sets for ₹475. Shop B sells 4 colour pencil sets for ₹280. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
25. 25.Shop A sells 5 geometry boxes for ₹625. Shop B sells 2 geometry boxes for ₹200. What does one geometry box cost at the cheaper shop (in ₹)?
26. 26.Shop A sells 3 mangoes for ₹105. Shop B sells 4 mangoes for ₹100. What does one mango cost at the cheaper shop (in ₹)?
27. 27.Shop A sells 3 samosas for ₹57. Shop B sells 2 samosas for ₹40. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
28. 28.A 10 kg bag of sugar costs ₹450. A 5 kg bag costs ₹250. How many rupees per kg do you save with the cheaper bag?
29. 29.Shop A sells 5 colour pencil sets for ₹300. Shop B sells 6 colour pencil sets for ₹600. What does one colour pencil set cost at the cheaper shop (in ₹)?
30. 30.A 2 kg bag of wheat flour costs ₹84. A 10 kg bag costs ₹470. How many rupees per kg do you save with the cheaper bag?
31. 31.A 1 kg bag of potatoes costs ₹28. A 2 kg bag costs ₹40. How many rupees per kg do you save with the cheaper bag?
32. 32.Shop A sells 6 notebooks for ₹240. Shop B sells 5 notebooks for ₹175. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
33. 33.A 2 kg bag of tomatoes costs ₹112. A 1 kg bag costs ₹35. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
34. 34.A 2 kg bag of potatoes costs ₹56. A 5 kg bag costs ₹165. How many rupees per kg do you save with the cheaper bag?
35. 35.A 5 kg bag of potatoes costs ₹100. A 1 kg bag costs ₹27. How many rupees per kg do you save with the cheaper bag?
36. 36.Shop A sells 3 pairs of socks for ₹165. Shop B sells 4 pairs of socks for ₹240. Which shop is cheaper for one pair of socks? (a) Shop B (b) Shop A
37. 37.A 10 kg bag of rice costs ₹620. A 2 kg bag costs ₹126. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
38. 38.A 5 kg bag of rice costs ₹250. A 10 kg bag costs ₹510. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
39. 39.Shop A sells 5 mangoes for ₹175. Shop B sells 3 mangoes for ₹90. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
40. 40.Shop A sells 3 plates of idli for ₹180. Shop B sells 4 plates of idli for ₹140. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B

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