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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 896 · 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 wheat flour costs ₹42. A 10 kg bag costs ₹400. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  2. 2.Shop A sells 5 plates of idli for ₹250. Shop B sells 6 plates of idli for ₹240. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  3. 3.Shop A sells 6 pens for ₹126. Shop B sells 5 pens for ₹60. What does one pen cost at the cheaper shop (in ₹)?
  4. 4.Shop A sells 4 cricket balls for ₹400. Shop B sells 6 cricket balls for ₹660. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  5. 5.Shop A sells 6 mangoes for ₹120. Shop B sells 5 mangoes for ₹200. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  6. 6.A 10 kg bag of sugar costs ₹430. A 1 kg bag costs ₹50. How many rupees per kg do you save with the cheaper bag?
  7. 7.A 1 kg bag of sugar costs ₹40. A 5 kg bag costs ₹240. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  8. 8.A 1 kg bag of onions costs ₹26. A 5 kg bag costs ₹240. How many rupees per kg do you save with the cheaper bag?
  9. 9.Shop A sells 5 mangoes for ₹150. Shop B sells 6 mangoes for ₹240. What does one mango cost at the cheaper shop (in ₹)?
  10. 10.A 10 kg bag of rice costs ₹780. A 2 kg bag costs ₹98. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  11. 11.Shop A sells 5 geometry boxes for ₹650. Shop B sells 4 geometry boxes for ₹400. What does one geometry box cost at the cheaper shop (in ₹)?
  12. 12.Shop A sells 6 pens for ₹126. Shop B sells 5 pens for ₹50. What does one pen cost at the cheaper shop (in ₹)?
  13. 13.Shop A sells 3 pairs of socks for ₹195. Shop B sells 4 pairs of socks for ₹200. What does one pair of socks cost at the cheaper shop (in ₹)?
  14. 14.A 5 kg bag of tomatoes costs ₹165. A 1 kg bag costs ₹49. How many rupees per kg do you save with the cheaper bag?
  15. 15.A 2 kg bag of potatoes costs ₹64. A 10 kg bag costs ₹360. How many rupees per kg do you save with the cheaper bag?
  16. 16.Shop A sells 3 colour pencil sets for ₹255. Shop B sells 6 colour pencil sets for ₹390. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
  17. 17.A 1 kg bag of tomatoes costs ₹33. A 10 kg bag costs ₹200. How many rupees per kg do you save with the cheaper bag?
  18. 18.Shop A sells 2 geometry boxes for ₹270. Shop B sells 3 geometry boxes for ₹285. What does one geometry box cost at the cheaper shop (in ₹)?
  19. 19.A 10 kg bag of tomatoes costs ₹270. A 5 kg bag costs ₹210. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
  20. 20.A 10 kg bag of tomatoes costs ₹530. A 5 kg bag costs ₹120. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
  21. 21.A 10 kg bag of tomatoes costs ₹220. A 2 kg bag costs ₹70. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  22. 22.Shop A sells 5 cricket balls for ₹675. Shop B sells 2 cricket balls for ₹210. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  23. 23.A 1 kg bag of wheat flour costs ₹46. A 5 kg bag costs ₹150. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  24. 24.Shop A sells 6 pens for ₹144. Shop B sells 4 pens for ₹40. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  25. 25.Shop A sells 6 pens for ₹102. Shop B sells 5 pens for ₹75. What does one pen cost at the cheaper shop (in ₹)?
  26. 26.Shop A sells 6 pairs of socks for ₹480. Shop B sells 2 pairs of socks for ₹130. Which shop is cheaper for one pair of socks? (a) Shop B (b) Shop A
  27. 27.A 10 kg bag of onions costs ₹320. A 2 kg bag costs ₹40. How many rupees per kg do you save with the cheaper bag?
  28. 28.A 2 kg bag of dal costs ₹188. A 10 kg bag costs ₹970. How many rupees per kg do you save with the cheaper bag?
  29. 29.A 1 kg bag of tomatoes costs ₹27. A 5 kg bag costs ₹190. How many rupees per kg do you save with the cheaper bag?
  30. 30.A 2 kg bag of dal costs ₹286. A 10 kg bag costs ₹900. How many rupees per kg do you save with the cheaper bag?
  31. 31.A 2 kg bag of potatoes costs ₹40. A 1 kg bag costs ₹38. How many rupees per kg do you save with the cheaper bag?
  32. 32.A 10 kg bag of wheat flour costs ₹310. A 2 kg bag costs ₹90. How many rupees per kg do you save with the cheaper bag?
  33. 33.A 1 kg bag of dal costs ₹109. A 2 kg bag costs ₹246. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  34. 34.Shop A sells 3 geometry boxes for ₹240. Shop B sells 6 geometry boxes for ₹630. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  35. 35.A 10 kg bag of wheat flour costs ₹360. A 2 kg bag costs ₹84. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  36. 36.Shop A sells 6 pens for ₹108. Shop B sells 4 pens for ₹60. What does one pen cost at the cheaper shop (in ₹)?
  37. 37.A 1 kg bag of sugar costs ₹40. A 10 kg bag costs ₹430. How many rupees per kg do you save with the cheaper bag?
  38. 38.A 1 kg bag of tomatoes costs ₹56. A 5 kg bag costs ₹255. How many rupees per kg do you save with the cheaper bag?
  39. 39.Shop A sells 3 plates of idli for ₹105. Shop B sells 4 plates of idli for ₹180. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  40. 40.A 5 kg bag of tomatoes costs ₹240. A 2 kg bag costs ₹44. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag

Answer key

  1. 10 kg bag
  2. Shop B
  3. 12
  4. Shop A
  5. Shop A
  6. 7
  7. 1 kg bag
  8. 22
  9. 30
  10. 2 kg bag
  11. 100
  12. 10
  13. 50
  14. 16
  15. 4
  16. Shop B
  17. 13
  18. 95
  19. 10 kg bag
  20. 5 kg bag
  21. 10 kg bag
  22. Shop B
  23. 5 kg bag
  24. Shop B
  25. 15
  26. Shop B
  27. 12
  28. 3
  29. 11
  30. 53
  31. 18
  32. 14
  33. 1 kg bag
  34. Shop A
  35. 10 kg bag
  36. 15
  37. 3
  38. 5
  39. Shop A
  40. 2 kg bag

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