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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 470 · 40 sums
TalentJR

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.

NameDateTime takenScore ___ / 40
  1. 1.Shop A sells 5 pens for ₹100. Shop B sells 4 pens for ₹44. What does one pen cost at the cheaper shop (in ₹)?
  2. 2.Shop A sells 4 samosas for ₹52. Shop B sells 6 samosas for ₹96. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  3. 3.A 10 kg bag of sugar costs ₹420. A 5 kg bag costs ₹250. How many rupees per kg do you save with the cheaper bag?
  4. 4.Shop A sells 2 colour pencil sets for ₹220. Shop B sells 6 colour pencil sets for ₹510. What does one colour pencil set cost at the cheaper shop (in ₹)?
  5. 5.A 1 kg bag of dal costs ₹139. A 5 kg bag costs ₹635. How many rupees per kg do you save with the cheaper bag?
  6. 6.A 10 kg bag of onions costs ₹480. A 2 kg bag costs ₹62. How many rupees per kg do you save with the cheaper bag?
  7. 7.Shop A sells 5 colour pencil sets for ₹325. Shop B sells 6 colour pencil sets for ₹570. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
  8. 8.A 1 kg bag of potatoes costs ₹28. A 2 kg bag costs ₹74. How many rupees per kg do you save with the cheaper bag?
  9. 9.Shop A sells 4 samosas for ₹76. Shop B sells 2 samosas for ₹34. What does one samosa cost at the cheaper shop (in ₹)?
  10. 10.Shop A sells 2 cricket balls for ₹290. Shop B sells 3 cricket balls for ₹345. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  11. 11.Shop A sells 2 samosas for ₹34. Shop B sells 6 samosas for ₹72. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  12. 12.A 1 kg bag of wheat flour costs ₹42. A 2 kg bag costs ₹60. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  13. 13.Shop A sells 5 mangoes for ₹175. Shop B sells 2 mangoes for ₹80. What does one mango cost at the cheaper shop (in ₹)?
  14. 14.A 10 kg bag of dal costs ₹1490. A 5 kg bag costs ₹710. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  15. 15.Shop A sells 5 plates of idli for ₹225. Shop B sells 2 plates of idli for ₹100. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  16. 16.Shop A sells 3 geometry boxes for ₹300. Shop B sells 2 geometry boxes for ₹190. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  17. 17.A 2 kg bag of dal costs ₹238. A 1 kg bag costs ₹139. How many rupees per kg do you save with the cheaper bag?
  18. 18.Shop A sells 6 pens for ₹66. Shop B sells 5 pens for ₹110. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  19. 19.A 2 kg bag of rice costs ₹136. A 1 kg bag costs ₹79. How many rupees per kg do you save with the cheaper bag?
  20. 20.Shop A sells 3 cricket balls for ₹360. Shop B sells 5 cricket balls for ₹575. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  21. 21.Shop A sells 4 geometry boxes for ₹340. Shop B sells 2 geometry boxes for ₹290. What does one geometry box cost at the cheaper shop (in ₹)?
  22. 22.Shop A sells 2 colour pencil sets for ₹170. Shop B sells 5 colour pencil sets for ₹600. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  23. 23.A 2 kg bag of dal costs ₹294. A 1 kg bag costs ₹127. How many rupees per kg do you save with the cheaper bag?
  24. 24.A 10 kg bag of onions costs ₹530. A 1 kg bag costs ₹21. How many rupees per kg do you save with the cheaper bag?
  25. 25.A 1 kg bag of onions costs ₹45. A 2 kg bag costs ₹44. How many rupees per kg do you save with the cheaper bag?
  26. 26.A 5 kg bag of sugar costs ₹200. A 2 kg bag costs ₹84. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  27. 27.A 1 kg bag of dal costs ₹95. A 10 kg bag costs ₹1230. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  28. 28.Shop A sells 2 geometry boxes for ₹250. Shop B sells 4 geometry boxes for ₹480. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  29. 29.Shop A sells 4 colour pencil sets for ₹300. Shop B sells 3 colour pencil sets for ₹180. What does one colour pencil set cost at the cheaper shop (in ₹)?
  30. 30.Shop A sells 2 notebooks for ₹120. Shop B sells 5 notebooks for ₹200. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  31. 31.A 2 kg bag of tomatoes costs ₹76. A 1 kg bag costs ₹34. How many rupees per kg do you save with the cheaper bag?
  32. 32.Shop A sells 5 pens for ₹70. Shop B sells 2 pens for ₹22. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  33. 33.A 5 kg bag of tomatoes costs ₹230. A 2 kg bag costs ₹110. How many rupees per kg do you save with the cheaper bag?
  34. 34.A 1 kg bag of rice costs ₹70. A 10 kg bag costs ₹690. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  35. 35.Shop A sells 3 geometry boxes for ₹315. Shop B sells 6 geometry boxes for ₹690. What does one geometry box cost at the cheaper shop (in ₹)?
  36. 36.A 10 kg bag of wheat flour costs ₹360. A 2 kg bag costs ₹62. How many rupees per kg do you save with the cheaper bag?
  37. 37.A 2 kg bag of rice costs ₹96. A 1 kg bag costs ₹62. How many rupees per kg do you save with the cheaper bag?
  38. 38.Shop A sells 6 samosas for ₹114. Shop B sells 5 samosas for ₹80. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  39. 39.Shop A sells 4 notebooks for ₹120. Shop B sells 3 notebooks for ₹165. What does one notebook cost at the cheaper shop (in ₹)?
  40. 40.A 2 kg bag of potatoes costs ₹54. A 10 kg bag costs ₹240. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag

Answer key

  1. 11
  2. Shop A
  3. 8
  4. 85
  5. 12
  6. 17
  7. Shop A
  8. 9
  9. 17
  10. Shop B
  11. Shop B
  12. 2 kg bag
  13. 35
  14. 5 kg bag
  15. Shop A
  16. Shop B
  17. 20
  18. Shop A
  19. 11
  20. Shop B
  21. 85
  22. Shop A
  23. 20
  24. 32
  25. 23
  26. 5 kg bag
  27. 1 kg bag
  28. Shop B
  29. 60
  30. Shop B
  31. 4
  32. Shop B
  33. 9
  34. 10 kg bag
  35. 105
  36. 5
  37. 14
  38. Shop B
  39. 30
  40. 10 kg bag

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