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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 650 · 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 dal costs ₹143. A 10 kg bag costs ₹1080. How many rupees per kg do you save with the cheaper bag?
  2. 2.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?
  3. 3.A 1 kg bag of rice costs ₹44. A 5 kg bag costs ₹250. How many rupees per kg do you save with the cheaper bag?
  4. 4.Shop A sells 3 notebooks for ₹120. Shop B sells 6 notebooks for ₹330. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  5. 5.Shop A sells 6 pens for ₹90. Shop B sells 4 pens for ₹52. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  6. 6.Shop A sells 6 plates of idli for ₹300. Shop B sells 4 plates of idli for ₹180. What does one plate of idli cost at the cheaper shop (in ₹)?
  7. 7.Shop A sells 3 geometry boxes for ₹330. Shop B sells 4 geometry boxes for ₹480. What does one geometry box cost at the cheaper shop (in ₹)?
  8. 8.A 2 kg bag of rice costs ₹92. A 5 kg bag costs ₹240. How many rupees per kg do you save with the cheaper bag?
  9. 9.A 5 kg bag of tomatoes costs ₹220. A 1 kg bag costs ₹22. How many rupees per kg do you save with the cheaper bag?
  10. 10.Shop A sells 5 mangoes for ₹125. Shop B sells 3 mangoes for ₹90. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  11. 11.A 5 kg bag of potatoes costs ₹195. A 2 kg bag costs ₹48. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  12. 12.Shop A sells 5 cricket balls for ₹625. Shop B sells 2 cricket balls for ₹230. What does one cricket ball cost at the cheaper shop (in ₹)?
  13. 13.Shop A sells 5 mangoes for ₹200. Shop B sells 4 mangoes for ₹100. What does one mango cost at the cheaper shop (in ₹)?
  14. 14.A 10 kg bag of dal costs ₹1210. A 1 kg bag costs ₹90. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  15. 15.A 2 kg bag of potatoes costs ₹50. A 5 kg bag costs ₹165. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  16. 16.A 2 kg bag of potatoes costs ₹74. A 5 kg bag costs ₹190. How many rupees per kg do you save with the cheaper bag?
  17. 17.Shop A sells 6 geometry boxes for ₹690. Shop B sells 5 geometry boxes for ₹600. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  18. 18.A 5 kg bag of tomatoes costs ₹160. A 10 kg bag costs ₹450. How many rupees per kg do you save with the cheaper bag?
  19. 19.A 5 kg bag of dal costs ₹450. A 2 kg bag costs ₹258. How many rupees per kg do you save with the cheaper bag?
  20. 20.A 1 kg bag of potatoes costs ₹26. A 10 kg bag costs ₹360. How many rupees per kg do you save with the cheaper bag?
  21. 21.A 10 kg bag of dal costs ₹1150. A 2 kg bag costs ₹270. How many rupees per kg do you save with the cheaper bag?
  22. 22.A 10 kg bag of onions costs ₹230. A 5 kg bag costs ₹150. How many rupees per kg do you save with the cheaper bag?
  23. 23.A 10 kg bag of dal costs ₹1180. A 1 kg bag costs ₹98. How many rupees per kg do you save with the cheaper bag?
  24. 24.A 1 kg bag of sugar costs ₹41. A 2 kg bag costs ₹80. How many rupees per kg do you save with the cheaper bag?
  25. 25.Shop A sells 5 pens for ₹120. Shop B sells 6 pens for ₹102. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  26. 26.A 10 kg bag of sugar costs ₹420. A 2 kg bag costs ₹80. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  27. 27.A 5 kg bag of sugar costs ₹230. A 2 kg bag costs ₹94. How many rupees per kg do you save with the cheaper bag?
  28. 28.Shop A sells 5 notebooks for ₹300. Shop B sells 6 notebooks for ₹210. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  29. 29.Shop A sells 4 plates of idli for ₹180. Shop B sells 3 plates of idli for ₹120. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  30. 30.Shop A sells 4 plates of idli for ₹120. Shop B sells 6 plates of idli for ₹300. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  31. 31.Shop A sells 5 geometry boxes for ₹550. Shop B sells 2 geometry boxes for ₹260. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  32. 32.Shop A sells 5 pens for ₹70. Shop B sells 3 pens for ₹39. What does one pen cost at the cheaper shop (in ₹)?
  33. 33.A 10 kg bag of tomatoes costs ₹350. A 2 kg bag costs ₹96. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  34. 34.A 1 kg bag of wheat flour costs ₹48. A 2 kg bag costs ₹78. How many rupees per kg do you save with the cheaper bag?
  35. 35.A 1 kg bag of dal costs ₹97. A 2 kg bag costs ₹290. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  36. 36.A 10 kg bag of wheat flour costs ₹470. A 1 kg bag costs ₹38. How many rupees per kg do you save with the cheaper bag?
  37. 37.A 5 kg bag of sugar costs ₹205. A 1 kg bag costs ₹47. How many rupees per kg do you save with the cheaper bag?
  38. 38.Shop A sells 2 colour pencil sets for ₹120. Shop B sells 5 colour pencil sets for ₹475. What does one colour pencil set cost at the cheaper shop (in ₹)?
  39. 39.Shop A sells 3 mangoes for ₹120. Shop B sells 5 mangoes for ₹125. Which shop is cheaper for one mango? (a) Shop B (b) Shop A
  40. 40.A 5 kg bag of sugar costs ₹230. A 1 kg bag costs ₹42. How many rupees per kg do you save with the cheaper bag?

Answer key

  1. 35
  2. 9
  3. 6
  4. Shop A
  5. Shop B
  6. 45
  7. 110
  8. 2
  9. 22
  10. Shop A
  11. 2 kg bag
  12. 115
  13. 25
  14. 1 kg bag
  15. 2 kg bag
  16. 1
  17. Shop A
  18. 13
  19. 39
  20. 10
  21. 20
  22. 7
  23. 20
  24. 1
  25. Shop B
  26. 2 kg bag
  27. 1
  28. Shop B
  29. Shop B
  30. Shop A
  31. Shop A
  32. 13
  33. 10 kg bag
  34. 9
  35. 1 kg bag
  36. 9
  37. 6
  38. 60
  39. Shop B
  40. 4

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