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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 897 · 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 cricket balls for ₹500. Shop B sells 4 cricket balls for ₹440. What does one cricket ball cost at the cheaper shop (in ₹)?
  2. 2.Shop A sells 3 pens for ₹48. Shop B sells 5 pens for ₹70. What does one pen cost at the cheaper shop (in ₹)?
  3. 3.A 5 kg bag of wheat flour costs ₹210. A 1 kg bag costs ₹47. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  4. 4.Shop A sells 6 pens for ₹108. Shop B sells 5 pens for ₹95. What does one pen cost at the cheaper shop (in ₹)?
  5. 5.Shop A sells 6 notebooks for ₹360. Shop B sells 3 notebooks for ₹90. What does one notebook cost at the cheaper shop (in ₹)?
  6. 6.A 5 kg bag of tomatoes costs ₹145. A 1 kg bag costs ₹26. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  7. 7.Shop A sells 2 cricket balls for ₹300. Shop B sells 5 cricket balls for ₹500. What does one cricket ball cost at the cheaper shop (in ₹)?
  8. 8.A 5 kg bag of onions costs ₹275. A 1 kg bag costs ₹24. How many rupees per kg do you save with the cheaper bag?
  9. 9.A 10 kg bag of potatoes costs ₹330. A 2 kg bag costs ₹54. How many rupees per kg do you save with the cheaper bag?
  10. 10.A 1 kg bag of dal costs ₹101. A 2 kg bag costs ₹186. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  11. 11.Shop A sells 2 geometry boxes for ₹190. Shop B sells 4 geometry boxes for ₹360. What does one geometry box cost at the cheaper shop (in ₹)?
  12. 12.Shop A sells 3 pens for ₹39. Shop B sells 5 pens for ₹60. What does one pen cost at the cheaper shop (in ₹)?
  13. 13.Shop A sells 2 notebooks for ₹100. Shop B sells 4 notebooks for ₹240. Which shop is cheaper for one notebook? (a) Shop A (b) Shop B
  14. 14.A 2 kg bag of wheat flour costs ₹94. A 10 kg bag costs ₹440. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  15. 15.Shop A sells 3 pairs of socks for ₹240. Shop B sells 6 pairs of socks for ₹390. What does one pair of socks cost at the cheaper shop (in ₹)?
  16. 16.A 1 kg bag of sugar costs ₹40. A 5 kg bag costs ₹205. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  17. 17.A 1 kg bag of rice costs ₹61. A 5 kg bag costs ₹285. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  18. 18.Shop A sells 3 cricket balls for ₹375. Shop B sells 4 cricket balls for ₹460. What does one cricket ball cost at the cheaper shop (in ₹)?
  19. 19.Shop A sells 5 pens for ₹90. Shop B sells 2 pens for ₹26. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  20. 20.Shop A sells 6 pens for ₹60. Shop B sells 5 pens for ₹115. What does one pen cost at the cheaper shop (in ₹)?
  21. 21.A 5 kg bag of onions costs ₹190. A 10 kg bag costs ₹320. How many rupees per kg do you save with the cheaper bag?
  22. 22.A 10 kg bag of onions costs ₹310. A 1 kg bag costs ₹25. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  23. 23.Shop A sells 5 mangoes for ₹175. Shop B sells 2 mangoes for ₹50. What does one mango cost at the cheaper shop (in ₹)?
  24. 24.Shop A sells 2 notebooks for ₹70. Shop B sells 6 notebooks for ₹180. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  25. 25.Shop A sells 6 geometry boxes for ₹660. Shop B sells 2 geometry boxes for ₹300. What does one geometry box cost at the cheaper shop (in ₹)?
  26. 26.Shop A sells 6 cricket balls for ₹750. Shop B sells 3 cricket balls for ₹345. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  27. 27.A 5 kg bag of potatoes costs ₹120. A 1 kg bag costs ₹35. How many rupees per kg do you save with the cheaper bag?
  28. 28.A 10 kg bag of onions costs ₹480. A 2 kg bag costs ₹68. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  29. 29.A 10 kg bag of potatoes costs ₹310. A 5 kg bag costs ₹150. How many rupees per kg do you save with the cheaper bag?
  30. 30.A 1 kg bag of potatoes costs ₹20. A 5 kg bag costs ₹130. How many rupees per kg do you save with the cheaper bag?
  31. 31.A 5 kg bag of wheat flour costs ₹245. A 10 kg bag costs ₹370. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  32. 32.A 10 kg bag of wheat flour costs ₹380. A 5 kg bag costs ₹185. How many rupees per kg do you save with the cheaper bag?
  33. 33.Shop A sells 3 pairs of socks for ₹270. Shop B sells 5 pairs of socks for ₹275. Which shop is cheaper for one pair of socks? (a) Shop B (b) Shop A
  34. 34.A 5 kg bag of wheat flour costs ₹225. A 2 kg bag costs ₹66. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  35. 35.Shop A sells 5 plates of idli for ₹300. Shop B sells 2 plates of idli for ₹70. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  36. 36.A 1 kg bag of sugar costs ₹47. A 10 kg bag costs ₹430. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  37. 37.Shop A sells 3 plates of idli for ₹165. Shop B sells 5 plates of idli for ₹225. What does one plate of idli cost at the cheaper shop (in ₹)?
  38. 38.Shop A sells 6 geometry boxes for ₹480. Shop B sells 2 geometry boxes for ₹260. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  39. 39.A 2 kg bag of wheat flour costs ₹74. A 5 kg bag costs ₹210. How many rupees per kg do you save with the cheaper bag?
  40. 40.Shop A sells 2 samosas for ₹34. Shop B sells 6 samosas for ₹84. What does one samosa cost at the cheaper shop (in ₹)?

Answer key

  1. 100
  2. 14
  3. 5 kg bag
  4. 18
  5. 30
  6. 1 kg bag
  7. 100
  8. 31
  9. 6
  10. 2 kg bag
  11. 90
  12. 12
  13. Shop A
  14. 10 kg bag
  15. 65
  16. 1 kg bag
  17. 5 kg bag
  18. 115
  19. Shop B
  20. 10
  21. 6
  22. 1 kg bag
  23. 25
  24. Shop B
  25. 110
  26. Shop B
  27. 11
  28. 2 kg bag
  29. 1
  30. 6
  31. 10 kg bag
  32. 1
  33. Shop B
  34. 2 kg bag
  35. Shop B
  36. 10 kg bag
  37. 45
  38. Shop A
  39. 5
  40. 14

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