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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 512 · 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 6 plates of idli for ₹240. Shop B sells 5 plates of idli for ₹175. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  2. 2.A 10 kg bag of tomatoes costs ₹560. A 5 kg bag costs ₹180. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  3. 3.Shop A sells 4 samosas for ₹56. Shop B sells 2 samosas for ₹30. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  4. 4.A 5 kg bag of rice costs ₹400. A 10 kg bag costs ₹420. How many rupees per kg do you save with the cheaper bag?
  5. 5.A 2 kg bag of rice costs ₹92. A 10 kg bag costs ₹480. How many rupees per kg do you save with the cheaper bag?
  6. 6.A 10 kg bag of tomatoes costs ₹530. A 2 kg bag costs ₹88. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  7. 7.Shop A sells 3 samosas for ₹57. Shop B sells 2 samosas for ₹24. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  8. 8.A 1 kg bag of potatoes costs ₹20. A 2 kg bag costs ₹58. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  9. 9.A 5 kg bag of wheat flour costs ₹250. A 2 kg bag costs ₹62. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  10. 10.A 1 kg bag of wheat flour costs ₹32. A 10 kg bag costs ₹400. How many rupees per kg do you save with the cheaper bag?
  11. 11.A 1 kg bag of dal costs ₹112. A 2 kg bag costs ₹208. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  12. 12.Shop A sells 6 pairs of socks for ₹540. Shop B sells 4 pairs of socks for ₹300. Which shop is cheaper for one pair of socks? (a) Shop B (b) Shop A
  13. 13.A 1 kg bag of sugar costs ₹46. A 10 kg bag costs ₹500. How many rupees per kg do you save with the cheaper bag?
  14. 14.A 1 kg bag of tomatoes costs ₹34. A 2 kg bag costs ₹92. How many rupees per kg do you save with the cheaper bag?
  15. 15.Shop A sells 3 pens for ₹75. Shop B sells 5 pens for ₹50. What does one pen cost at the cheaper shop (in ₹)?
  16. 16.Shop A sells 4 cricket balls for ₹500. Shop B sells 3 cricket balls for ₹390. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  17. 17.Shop A sells 2 pens for ₹20. Shop B sells 5 pens for ₹80. What does one pen cost at the cheaper shop (in ₹)?
  18. 18.A 2 kg bag of rice costs ₹120. A 10 kg bag costs ₹440. How many rupees per kg do you save with the cheaper bag?
  19. 19.A 5 kg bag of tomatoes costs ₹155. A 1 kg bag costs ₹24. How many rupees per kg do you save with the cheaper bag?
  20. 20.Shop A sells 6 colour pencil sets for ₹360. Shop B sells 4 colour pencil sets for ₹420. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  21. 21.Shop A sells 6 samosas for ₹90. Shop B sells 3 samosas for ₹60. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  22. 22.Shop A sells 4 mangoes for ₹140. Shop B sells 3 mangoes for ₹60. Which shop is cheaper for one mango? (a) Shop B (b) Shop A
  23. 23.A 1 kg bag of sugar costs ₹43. A 2 kg bag costs ₹100. How many rupees per kg do you save with the cheaper bag?
  24. 24.A 1 kg bag of rice costs ₹55. A 2 kg bag costs ₹98. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  25. 25.Shop A sells 5 cricket balls for ₹550. Shop B sells 2 cricket balls for ₹300. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  26. 26.A 10 kg bag of tomatoes costs ₹200. A 1 kg bag costs ₹37. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  27. 27.A 2 kg bag of tomatoes costs ₹92. A 1 kg bag costs ₹30. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  28. 28.A 2 kg bag of onions costs ₹102. A 1 kg bag costs ₹48. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  29. 29.A 10 kg bag of sugar costs ₹420. A 2 kg bag costs ₹96. How many rupees per kg do you save with the cheaper bag?
  30. 30.A 5 kg bag of wheat flour costs ₹240. A 10 kg bag costs ₹410. How many rupees per kg do you save with the cheaper bag?
  31. 31.A 10 kg bag of wheat flour costs ₹400. A 1 kg bag costs ₹30. How many rupees per kg do you save with the cheaper bag?
  32. 32.A 5 kg bag of sugar costs ₹220. A 1 kg bag costs ₹41. How many rupees per kg do you save with the cheaper bag?
  33. 33.A 1 kg bag of potatoes costs ₹25. A 5 kg bag costs ₹165. How many rupees per kg do you save with the cheaper bag?
  34. 34.Shop A sells 4 pairs of socks for ₹220. Shop B sells 6 pairs of socks for ₹360. What does one pair of socks cost at the cheaper shop (in ₹)?
  35. 35.Shop A sells 2 pens for ₹46. Shop B sells 4 pens for ₹44. What does one pen cost at the cheaper shop (in ₹)?
  36. 36.A 2 kg bag of wheat flour costs ₹94. A 1 kg bag costs ₹45. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  37. 37.A 5 kg bag of rice costs ₹350. A 1 kg bag costs ₹76. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  38. 38.A 10 kg bag of wheat flour costs ₹440. A 1 kg bag costs ₹49. How many rupees per kg do you save with the cheaper bag?
  39. 39.A 5 kg bag of dal costs ₹460. A 10 kg bag costs ₹1360. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  40. 40.A 2 kg bag of potatoes costs ₹80. A 1 kg bag costs ₹32. How many rupees per kg do you save with the cheaper bag?

Answer key

  1. Shop B
  2. 5 kg bag
  3. Shop A
  4. 38
  5. 2
  6. 2 kg bag
  7. Shop B
  8. 1 kg bag
  9. 2 kg bag
  10. 8
  11. 2 kg bag
  12. Shop B
  13. 4
  14. 12
  15. 10
  16. Shop A
  17. 10
  18. 16
  19. 7
  20. Shop A
  21. Shop A
  22. Shop B
  23. 7
  24. 2 kg bag
  25. Shop A
  26. 10 kg bag
  27. 1 kg bag
  28. 1 kg bag
  29. 6
  30. 7
  31. 10
  32. 3
  33. 8
  34. 55
  35. 11
  36. 1 kg bag
  37. 5 kg bag
  38. 5
  39. 5 kg bag
  40. 8

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