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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 115 · 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 5 kg bag of wheat flour costs ₹235. A 2 kg bag costs ₹68. How many rupees per kg do you save with the cheaper bag?
  2. 2.A 10 kg bag of onions costs ₹360. A 5 kg bag costs ₹245. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  3. 3.Shop A sells 4 geometry boxes for ₹480. Shop B sells 3 geometry boxes for ₹240. What does one geometry box cost at the cheaper shop (in ₹)?
  4. 4.A 1 kg bag of onions costs ₹54. A 2 kg bag costs ₹106. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  5. 5.Shop A sells 6 samosas for ₹72. Shop B sells 4 samosas for ₹56. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  6. 6.A 5 kg bag of sugar costs ₹225. A 10 kg bag costs ₹470. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  7. 7.Shop A sells 5 samosas for ₹100. Shop B sells 3 samosas for ₹42. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  8. 8.Shop A sells 2 mangoes for ₹80. Shop B sells 3 mangoes for ₹60. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  9. 9.Shop A sells 2 cricket balls for ₹250. Shop B sells 3 cricket balls for ₹390. What does one cricket ball cost at the cheaper shop (in ₹)?
  10. 10.Shop A sells 6 pens for ₹60. Shop B sells 4 pens for ₹76. What does one pen cost at the cheaper shop (in ₹)?
  11. 11.A 2 kg bag of tomatoes costs ₹56. A 10 kg bag costs ₹400. How many rupees per kg do you save with the cheaper bag?
  12. 12.Shop A sells 5 pens for ₹90. Shop B sells 6 pens for ₹144. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  13. 13.A 10 kg bag of potatoes costs ₹230. A 1 kg bag costs ₹20. How many rupees per kg do you save with the cheaper bag?
  14. 14.A 10 kg bag of sugar costs ₹400. A 1 kg bag costs ₹50. How many rupees per kg do you save with the cheaper bag?
  15. 15.Shop A sells 2 geometry boxes for ₹170. Shop B sells 3 geometry boxes for ₹375. What does one geometry box cost at the cheaper shop (in ₹)?
  16. 16.Shop A sells 6 cricket balls for ₹840. Shop B sells 2 cricket balls for ₹240. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  17. 17.A 10 kg bag of rice costs ₹640. A 5 kg bag costs ₹300. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  18. 18.A 5 kg bag of potatoes costs ₹200. A 2 kg bag costs ₹60. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  19. 19.A 10 kg bag of onions costs ₹330. A 5 kg bag costs ₹245. How many rupees per kg do you save with the cheaper bag?
  20. 20.A 2 kg bag of tomatoes costs ₹118. A 10 kg bag costs ₹500. How many rupees per kg do you save with the cheaper bag?
  21. 21.Shop A sells 6 notebooks for ₹180. Shop B sells 5 notebooks for ₹175. What does one notebook cost at the cheaper shop (in ₹)?
  22. 22.Shop A sells 4 colour pencil sets for ₹280. Shop B sells 6 colour pencil sets for ₹390. What does one colour pencil set cost at the cheaper shop (in ₹)?
  23. 23.Shop A sells 2 samosas for ₹32. Shop B sells 5 samosas for ₹75. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  24. 24.Shop A sells 3 notebooks for ₹120. Shop B sells 5 notebooks for ₹150. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  25. 25.A 5 kg bag of rice costs ₹335. A 1 kg bag costs ₹43. How many rupees per kg do you save with the cheaper bag?
  26. 26.Shop A sells 6 pens for ₹144. Shop B sells 2 pens for ₹42. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  27. 27.A 1 kg bag of onions costs ₹21. A 5 kg bag costs ₹185. How many rupees per kg do you save with the cheaper bag?
  28. 28.Shop A sells 6 pairs of socks for ₹390. Shop B sells 5 pairs of socks for ₹425. What does one pair of socks cost at the cheaper shop (in ₹)?
  29. 29.Shop A sells 6 mangoes for ₹150. Shop B sells 2 mangoes for ₹80. What does one mango cost at the cheaper shop (in ₹)?
  30. 30.Shop A sells 2 cricket balls for ₹290. Shop B sells 5 cricket balls for ₹700. What does one cricket ball cost at the cheaper shop (in ₹)?
  31. 31.A 2 kg bag of rice costs ₹100. A 10 kg bag costs ₹660. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  32. 32.Shop A sells 5 samosas for ₹90. Shop B sells 3 samosas for ₹48. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  33. 33.Shop A sells 5 colour pencil sets for ₹500. Shop B sells 6 colour pencil sets for ₹450. What does one colour pencil set cost at the cheaper shop (in ₹)?
  34. 34.A 1 kg bag of sugar costs ₹41. A 5 kg bag costs ₹235. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  35. 35.A 5 kg bag of onions costs ₹245. A 1 kg bag costs ₹51. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  36. 36.Shop A sells 3 notebooks for ₹105. Shop B sells 6 notebooks for ₹360. Which shop is cheaper for one notebook? (a) Shop A (b) Shop B
  37. 37.Shop A sells 6 pens for ₹126. Shop B sells 4 pens for ₹80. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  38. 38.Shop A sells 4 pens for ₹40. Shop B sells 2 pens for ₹36. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  39. 39.A 5 kg bag of potatoes costs ₹145. A 2 kg bag costs ₹70. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  40. 40.A 2 kg bag of onions costs ₹120. A 1 kg bag costs ₹33. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag

Answer key

  1. 13
  2. 10 kg bag
  3. 80
  4. 2 kg bag
  5. Shop A
  6. 5 kg bag
  7. Shop B
  8. Shop B
  9. 125
  10. 10
  11. 12
  12. Shop A
  13. 3
  14. 10
  15. 85
  16. Shop B
  17. 5 kg bag
  18. 2 kg bag
  19. 16
  20. 9
  21. 30
  22. 65
  23. Shop B
  24. Shop B
  25. 24
  26. Shop B
  27. 16
  28. 65
  29. 25
  30. 140
  31. 2 kg bag
  32. Shop B
  33. 75
  34. 1 kg bag
  35. 5 kg bag
  36. Shop A
  37. Shop B
  38. Shop A
  39. 5 kg bag
  40. 1 kg bag

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