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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 402 · 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 samosas for ₹80. Shop B sells 4 samosas for ₹76. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  2. 2.Shop A sells 6 colour pencil sets for ₹570. Shop B sells 4 colour pencil sets for ₹440. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
  3. 3.A 5 kg bag of potatoes costs ₹115. A 2 kg bag costs ₹72. How many rupees per kg do you save with the cheaper bag?
  4. 4.A 2 kg bag of tomatoes costs ₹80. A 5 kg bag costs ₹145. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  5. 5.A 2 kg bag of onions costs ₹116. A 5 kg bag costs ₹100. How many rupees per kg do you save with the cheaper bag?
  6. 6.Shop A sells 4 geometry boxes for ₹360. Shop B sells 2 geometry boxes for ₹300. What does one geometry box cost at the cheaper shop (in ₹)?
  7. 7.Shop A sells 2 mangoes for ₹50. Shop B sells 3 mangoes for ₹60. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  8. 8.Shop A sells 3 geometry boxes for ₹360. Shop B sells 2 geometry boxes for ₹200. What does one geometry box cost at the cheaper shop (in ₹)?
  9. 9.Shop A sells 3 cricket balls for ₹390. Shop B sells 6 cricket balls for ₹630. What does one cricket ball cost at the cheaper shop (in ₹)?
  10. 10.A 2 kg bag of onions costs ₹76. A 5 kg bag costs ₹185. How many rupees per kg do you save with the cheaper bag?
  11. 11.A 5 kg bag of potatoes costs ₹120. A 10 kg bag costs ₹350. How many rupees per kg do you save with the cheaper bag?
  12. 12.Shop A sells 3 pens for ₹45. Shop B sells 4 pens for ₹44. What does one pen cost at the cheaper shop (in ₹)?
  13. 13.A 10 kg bag of potatoes costs ₹350. A 1 kg bag costs ₹28. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  14. 14.Shop A sells 5 pens for ₹75. Shop B sells 3 pens for ₹51. What does one pen cost at the cheaper shop (in ₹)?
  15. 15.Shop A sells 6 cricket balls for ₹900. Shop B sells 3 cricket balls for ₹360. What does one cricket ball cost at the cheaper shop (in ₹)?
  16. 16.Shop A sells 4 plates of idli for ₹120. Shop B sells 5 plates of idli for ₹250. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  17. 17.Shop A sells 6 geometry boxes for ₹900. Shop B sells 4 geometry boxes for ₹540. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  18. 18.A 10 kg bag of tomatoes costs ₹590. A 2 kg bag costs ₹64. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  19. 19.A 5 kg bag of tomatoes costs ₹270. A 10 kg bag costs ₹270. How many rupees per kg do you save with the cheaper bag?
  20. 20.A 5 kg bag of potatoes costs ₹100. A 2 kg bag costs ₹78. How many rupees per kg do you save with the cheaper bag?
  21. 21.A 1 kg bag of rice costs ₹46. A 10 kg bag costs ₹770. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  22. 22.A 5 kg bag of dal costs ₹540. A 2 kg bag costs ₹292. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  23. 23.A 1 kg bag of wheat flour costs ₹41. A 5 kg bag costs ₹245. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  24. 24.Shop A sells 3 cricket balls for ₹300. Shop B sells 6 cricket balls for ₹720. What does one cricket ball cost at the cheaper shop (in ₹)?
  25. 25.A 10 kg bag of sugar costs ₹420. A 2 kg bag costs ₹86. How many rupees per kg do you save with the cheaper bag?
  26. 26.A 1 kg bag of wheat flour costs ₹34. A 5 kg bag costs ₹205. How many rupees per kg do you save with the cheaper bag?
  27. 27.A 1 kg bag of tomatoes costs ₹56. A 2 kg bag costs ₹90. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  28. 28.A 5 kg bag of potatoes costs ₹200. A 1 kg bag costs ₹25. How many rupees per kg do you save with the cheaper bag?
  29. 29.A 2 kg bag of rice costs ₹114. A 10 kg bag costs ₹690. How many rupees per kg do you save with the cheaper bag?
  30. 30.Shop A sells 2 mangoes for ₹80. Shop B sells 3 mangoes for ₹90. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  31. 31.A 1 kg bag of rice costs ₹68. A 10 kg bag costs ₹420. How many rupees per kg do you save with the cheaper bag?
  32. 32.A 1 kg bag of wheat flour costs ₹47. A 10 kg bag costs ₹300. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  33. 33.A 2 kg bag of onions costs ₹50. A 10 kg bag costs ₹210. How many rupees per kg do you save with the cheaper bag?
  34. 34.Shop A sells 6 geometry boxes for ₹720. Shop B sells 3 geometry boxes for ₹405. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  35. 35.A 5 kg bag of tomatoes costs ₹165. A 2 kg bag costs ₹56. How many rupees per kg do you save with the cheaper bag?
  36. 36.A 2 kg bag of tomatoes costs ₹88. A 1 kg bag costs ₹35. How many rupees per kg do you save with the cheaper bag?
  37. 37.A 2 kg bag of sugar costs ₹80. A 5 kg bag costs ₹230. How many rupees per kg do you save with the cheaper bag?
  38. 38.A 1 kg bag of dal costs ₹146. A 2 kg bag costs ₹236. How many rupees per kg do you save with the cheaper bag?
  39. 39.Shop A sells 3 pens for ₹57. Shop B sells 5 pens for ₹80. What does one pen cost at the cheaper shop (in ₹)?
  40. 40.A 5 kg bag of rice costs ₹230. A 10 kg bag costs ₹530. How many rupees per kg do you save with the cheaper bag?

Answer key

  1. Shop A
  2. Shop A
  3. 13
  4. 5 kg bag
  5. 38
  6. 90
  7. Shop B
  8. 100
  9. 105
  10. 1
  11. 11
  12. 11
  13. 1 kg bag
  14. 15
  15. 120
  16. Shop A
  17. Shop B
  18. 2 kg bag
  19. 27
  20. 19
  21. 1 kg bag
  22. 5 kg bag
  23. 1 kg bag
  24. 100
  25. 1
  26. 7
  27. 2 kg bag
  28. 15
  29. 12
  30. Shop B
  31. 26
  32. 10 kg bag
  33. 4
  34. Shop A
  35. 5
  36. 9
  37. 6
  38. 28
  39. 16
  40. 7

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