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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 918 · 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 rice costs ₹390. A 2 kg bag costs ₹106. How many rupees per kg do you save with the cheaper bag?
  2. 2.A 10 kg bag of dal costs ₹1050. A 5 kg bag costs ₹640. How many rupees per kg do you save with the cheaper bag?
  3. 3.A 2 kg bag of sugar costs ₹88. A 5 kg bag costs ₹230. How many rupees per kg do you save with the cheaper bag?
  4. 4.Shop A sells 3 pens for ₹63. Shop B sells 2 pens for ₹20. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  5. 5.Shop A sells 2 pens for ₹22. Shop B sells 4 pens for ₹64. What does one pen cost at the cheaper shop (in ₹)?
  6. 6.A 2 kg bag of sugar costs ₹92. A 10 kg bag costs ₹470. How many rupees per kg do you save with the cheaper bag?
  7. 7.A 1 kg bag of onions costs ₹59. A 2 kg bag costs ₹102. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  8. 8.Shop A sells 4 cricket balls for ₹420. Shop B sells 3 cricket balls for ₹405. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  9. 9.Shop A sells 4 cricket balls for ₹600. Shop B sells 3 cricket balls for ₹345. What does one cricket ball cost at the cheaper shop (in ₹)?
  10. 10.A 10 kg bag of onions costs ₹240. A 1 kg bag costs ₹50. How many rupees per kg do you save with the cheaper bag?
  11. 11.Shop A sells 2 cricket balls for ₹270. Shop B sells 5 cricket balls for ₹525. What does one cricket ball cost at the cheaper shop (in ₹)?
  12. 12.A 1 kg bag of onions costs ₹23. A 2 kg bag costs ₹60. How many rupees per kg do you save with the cheaper bag?
  13. 13.A 5 kg bag of sugar costs ₹225. A 1 kg bag costs ₹48. How many rupees per kg do you save with the cheaper bag?
  14. 14.Shop A sells 6 mangoes for ₹240. Shop B sells 2 mangoes for ₹70. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  15. 15.A 5 kg bag of tomatoes costs ₹105. A 2 kg bag costs ₹116. How many rupees per kg do you save with the cheaper bag?
  16. 16.A 10 kg bag of tomatoes costs ₹460. A 5 kg bag costs ₹250. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  17. 17.A 10 kg bag of sugar costs ₹420. A 1 kg bag costs ₹45. How many rupees per kg do you save with the cheaper bag?
  18. 18.Shop A sells 3 plates of idli for ₹180. Shop B sells 2 plates of idli for ₹70. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  19. 19.A 1 kg bag of dal costs ₹127. A 2 kg bag costs ₹246. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  20. 20.Shop A sells 2 notebooks for ₹110. Shop B sells 4 notebooks for ₹120. What does one notebook cost at the cheaper shop (in ₹)?
  21. 21.Shop A sells 3 notebooks for ₹165. Shop B sells 2 notebooks for ₹100. Which shop is cheaper for one notebook? (a) Shop A (b) Shop B
  22. 22.Shop A sells 6 plates of idli for ₹300. Shop B sells 2 plates of idli for ₹80. What does one plate of idli cost at the cheaper shop (in ₹)?
  23. 23.Shop A sells 5 cricket balls for ₹525. Shop B sells 6 cricket balls for ₹660. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  24. 24.A 2 kg bag of onions costs ₹120. A 10 kg bag costs ₹510. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  25. 25.A 10 kg bag of onions costs ₹540. A 5 kg bag costs ₹110. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  26. 26.Shop A sells 6 mangoes for ₹240. Shop B sells 3 mangoes for ₹60. What does one mango cost at the cheaper shop (in ₹)?
  27. 27.A 10 kg bag of potatoes costs ₹330. A 2 kg bag costs ₹42. How many rupees per kg do you save with the cheaper bag?
  28. 28.A 10 kg bag of wheat flour costs ₹310. A 1 kg bag costs ₹47. How many rupees per kg do you save with the cheaper bag?
  29. 29.Shop A sells 2 plates of idli for ₹60. Shop B sells 3 plates of idli for ₹180. What does one plate of idli cost at the cheaper shop (in ₹)?
  30. 30.Shop A sells 6 pens for ₹96. Shop B sells 4 pens for ₹52. What does one pen cost at the cheaper shop (in ₹)?
  31. 31.A 2 kg bag of potatoes costs ₹52. A 1 kg bag costs ₹20. How many rupees per kg do you save with the cheaper bag?
  32. 32.Shop A sells 6 plates of idli for ₹180. Shop B sells 3 plates of idli for ₹150. What does one plate of idli cost at the cheaper shop (in ₹)?
  33. 33.Shop A sells 2 geometry boxes for ₹300. Shop B sells 3 geometry boxes for ₹420. What does one geometry box cost at the cheaper shop (in ₹)?
  34. 34.A 2 kg bag of wheat flour costs ₹60. A 10 kg bag costs ₹400. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  35. 35.A 10 kg bag of rice costs ₹690. A 2 kg bag costs ₹118. How many rupees per kg do you save with the cheaper bag?
  36. 36.A 10 kg bag of dal costs ₹1180. A 1 kg bag costs ₹119. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  37. 37.Shop A sells 2 cricket balls for ₹200. Shop B sells 6 cricket balls for ₹840. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  38. 38.A 2 kg bag of potatoes costs ₹52. A 1 kg bag costs ₹22. How many rupees per kg do you save with the cheaper bag?
  39. 39.A 2 kg bag of dal costs ₹228. A 1 kg bag costs ₹98. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  40. 40.A 1 kg bag of dal costs ₹150. A 2 kg bag costs ₹256. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag

Answer key

  1. 25
  2. 23
  3. 2
  4. Shop B
  5. 11
  6. 1
  7. 2 kg bag
  8. Shop A
  9. 115
  10. 26
  11. 105
  12. 7
  13. 3
  14. Shop B
  15. 37
  16. 10 kg bag
  17. 3
  18. Shop B
  19. 2 kg bag
  20. 30
  21. Shop B
  22. 40
  23. Shop A
  24. 10 kg bag
  25. 5 kg bag
  26. 20
  27. 12
  28. 16
  29. 30
  30. 13
  31. 6
  32. 30
  33. 140
  34. 2 kg bag
  35. 10
  36. 10 kg bag
  37. Shop A
  38. 4
  39. 1 kg bag
  40. 2 kg bag

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