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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 735 · 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.A 1 kg bag of potatoes costs ₹37. A 2 kg bag costs ₹46. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  2. 2.A 10 kg bag of rice costs ₹480. A 2 kg bag costs ₹82. How many rupees per kg do you save with the cheaper bag?
  3. 3.Shop A sells 3 colour pencil sets for ₹195. Shop B sells 2 colour pencil sets for ₹140. What does one colour pencil set cost at the cheaper shop (in ₹)?
  4. 4.A 1 kg bag of potatoes costs ₹25. A 10 kg bag costs ₹400. How many rupees per kg do you save with the cheaper bag?
  5. 5.Shop A sells 6 samosas for ₹120. Shop B sells 3 samosas for ₹45. What does one samosa cost at the cheaper shop (in ₹)?
  6. 6.Shop A sells 5 colour pencil sets for ₹400. Shop B sells 2 colour pencil sets for ₹220. What does one colour pencil set cost at the cheaper shop (in ₹)?
  7. 7.Shop A sells 3 cricket balls for ₹330. Shop B sells 6 cricket balls for ₹780. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  8. 8.Shop A sells 2 geometry boxes for ₹270. Shop B sells 4 geometry boxes for ₹420. What does one geometry box cost at the cheaper shop (in ₹)?
  9. 9.A 2 kg bag of dal costs ₹288. A 1 kg bag costs ₹114. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  10. 10.Shop A sells 3 geometry boxes for ₹450. Shop B sells 4 geometry boxes for ₹520. What does one geometry box cost at the cheaper shop (in ₹)?
  11. 11.Shop A sells 3 cricket balls for ₹300. Shop B sells 6 cricket balls for ₹630. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  12. 12.Shop A sells 6 notebooks for ₹210. Shop B sells 2 notebooks for ₹60. What does one notebook cost at the cheaper shop (in ₹)?
  13. 13.Shop A sells 5 notebooks for ₹200. Shop B sells 3 notebooks for ₹150. What does one notebook cost at the cheaper shop (in ₹)?
  14. 14.A 10 kg bag of wheat flour costs ₹390. A 5 kg bag costs ₹160. How many rupees per kg do you save with the cheaper bag?
  15. 15.A 2 kg bag of sugar costs ₹92. A 5 kg bag costs ₹225. How many rupees per kg do you save with the cheaper bag?
  16. 16.Shop A sells 5 geometry boxes for ₹650. Shop B sells 6 geometry boxes for ₹810. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  17. 17.Shop A sells 2 geometry boxes for ₹200. Shop B sells 3 geometry boxes for ₹450. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  18. 18.Shop A sells 3 plates of idli for ₹105. Shop B sells 5 plates of idli for ₹275. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  19. 19.A 10 kg bag of tomatoes costs ₹370. A 1 kg bag costs ₹59. How many rupees per kg do you save with the cheaper bag?
  20. 20.A 10 kg bag of rice costs ₹550. A 1 kg bag costs ₹80. How many rupees per kg do you save with the cheaper bag?
  21. 21.A 10 kg bag of wheat flour costs ₹310. A 2 kg bag costs ₹60. How many rupees per kg do you save with the cheaper bag?
  22. 22.A 2 kg bag of dal costs ₹220. A 1 kg bag costs ₹105. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  23. 23.Shop A sells 4 pens for ₹44. Shop B sells 6 pens for ₹108. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  24. 24.Shop A sells 3 pens for ₹54. Shop B sells 2 pens for ₹40. What does one pen cost at the cheaper shop (in ₹)?
  25. 25.Shop A sells 5 mangoes for ₹200. Shop B sells 2 mangoes for ₹70. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  26. 26.A 2 kg bag of onions costs ₹52. A 1 kg bag costs ₹56. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  27. 27.A 1 kg bag of rice costs ₹46. A 2 kg bag costs ₹82. How many rupees per kg do you save with the cheaper bag?
  28. 28.A 2 kg bag of onions costs ₹110. A 10 kg bag costs ₹580. How many rupees per kg do you save with the cheaper bag?
  29. 29.A 1 kg bag of sugar costs ₹40. A 2 kg bag costs ₹94. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  30. 30.A 2 kg bag of wheat flour costs ₹84. A 5 kg bag costs ₹230. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  31. 31.A 1 kg bag of rice costs ₹58. A 10 kg bag costs ₹510. How many rupees per kg do you save with the cheaper bag?
  32. 32.A 2 kg bag of rice costs ₹96. A 10 kg bag costs ₹780. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  33. 33.A 5 kg bag of rice costs ₹385. A 1 kg bag costs ₹49. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  34. 34.A 5 kg bag of wheat flour costs ₹175. A 10 kg bag costs ₹360. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  35. 35.A 5 kg bag of sugar costs ₹250. A 10 kg bag costs ₹430. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
  36. 36.A 5 kg bag of tomatoes costs ₹245. A 1 kg bag costs ₹43. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  37. 37.Shop A sells 5 samosas for ₹100. Shop B sells 2 samosas for ₹26. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  38. 38.A 2 kg bag of onions costs ₹94. A 10 kg bag costs ₹440. How many rupees per kg do you save with the cheaper bag?
  39. 39.A 5 kg bag of potatoes costs ₹180. A 2 kg bag costs ₹58. How many rupees per kg do you save with the cheaper bag?
  40. 40.A 1 kg bag of rice costs ₹74. A 10 kg bag costs ₹750. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag

Answer key

  1. 2 kg bag
  2. 7
  3. 65
  4. 15
  5. 15
  6. 80
  7. Shop A
  8. 105
  9. 1 kg bag
  10. 130
  11. Shop A
  12. 30
  13. 40
  14. 7
  15. 1
  16. Shop A
  17. Shop A
  18. Shop A
  19. 22
  20. 25
  21. 1
  22. 1 kg bag
  23. Shop A
  24. 18
  25. Shop B
  26. 2 kg bag
  27. 5
  28. 3
  29. 1 kg bag
  30. 2 kg bag
  31. 7
  32. 2 kg bag
  33. 1 kg bag
  34. 5 kg bag
  35. 10 kg bag
  36. 1 kg bag
  37. Shop B
  38. 3
  39. 7
  40. 1 kg bag

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