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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 555 · 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 pens for ₹114. Shop B sells 4 pens for ₹84. What does one pen cost at the cheaper shop (in ₹)?
  2. 2.Shop A sells 3 colour pencil sets for ₹315. Shop B sells 4 colour pencil sets for ₹240. What does one colour pencil set cost at the cheaper shop (in ₹)?
  3. 3.A 5 kg bag of dal costs ₹690. A 2 kg bag costs ₹248. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  4. 4.Shop A sells 6 samosas for ₹102. Shop B sells 2 samosas for ₹36. Which shop is cheaper for one samosa? (a) Shop B (b) Shop A
  5. 5.Shop A sells 5 cricket balls for ₹650. Shop B sells 2 cricket balls for ₹280. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  6. 6.A 2 kg bag of onions costs ₹106. A 1 kg bag costs ₹55. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  7. 7.Shop A sells 2 notebooks for ₹110. Shop B sells 5 notebooks for ₹225. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  8. 8.A 10 kg bag of wheat flour costs ₹500. A 1 kg bag costs ₹44. How many rupees per kg do you save with the cheaper bag?
  9. 9.Shop A sells 5 pens for ₹80. Shop B sells 4 pens for ₹52. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  10. 10.Shop A sells 6 geometry boxes for ₹780. Shop B sells 3 geometry boxes for ₹315. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  11. 11.Shop A sells 6 colour pencil sets for ₹360. Shop B sells 3 colour pencil sets for ₹285. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  12. 12.Shop A sells 5 cricket balls for ₹525. Shop B sells 6 cricket balls for ₹750. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  13. 13.Shop A sells 6 colour pencil sets for ₹720. Shop B sells 5 colour pencil sets for ₹500. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  14. 14.Shop A sells 4 pairs of socks for ₹300. Shop B sells 2 pairs of socks for ₹120. What does one pair of socks cost at the cheaper shop (in ₹)?
  15. 15.A 10 kg bag of sugar costs ₹420. A 2 kg bag costs ₹82. How many rupees per kg do you save with the cheaper bag?
  16. 16.A 1 kg bag of potatoes costs ₹39. A 10 kg bag costs ₹230. How many rupees per kg do you save with the cheaper bag?
  17. 17.Shop A sells 5 plates of idli for ₹225. Shop B sells 2 plates of idli for ₹60. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  18. 18.Shop A sells 5 samosas for ₹90. Shop B sells 2 samosas for ₹34. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  19. 19.Shop A sells 4 plates of idli for ₹220. Shop B sells 2 plates of idli for ₹60. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  20. 20.Shop A sells 4 samosas for ₹48. Shop B sells 2 samosas for ₹26. What does one samosa cost at the cheaper shop (in ₹)?
  21. 21.A 2 kg bag of sugar costs ₹86. A 5 kg bag costs ₹200. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  22. 22.Shop A sells 2 cricket balls for ₹280. Shop B sells 4 cricket balls for ₹500. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  23. 23.Shop A sells 3 mangoes for ₹105. Shop B sells 2 mangoes for ₹50. What does one mango cost at the cheaper shop (in ₹)?
  24. 24.A 5 kg bag of sugar costs ₹205. A 2 kg bag costs ₹92. How many rupees per kg do you save with the cheaper bag?
  25. 25.Shop A sells 2 pens for ₹36. Shop B sells 3 pens for ₹48. What does one pen cost at the cheaper shop (in ₹)?
  26. 26.A 5 kg bag of rice costs ₹225. A 10 kg bag costs ₹490. How many rupees per kg do you save with the cheaper bag?
  27. 27.A 10 kg bag of rice costs ₹460. A 1 kg bag costs ₹61. How many rupees per kg do you save with the cheaper bag?
  28. 28.A 2 kg bag of rice costs ₹144. A 5 kg bag costs ₹380. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  29. 29.Shop A sells 4 colour pencil sets for ₹360. Shop B sells 6 colour pencil sets for ₹690. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  30. 30.A 1 kg bag of wheat flour costs ₹35. A 10 kg bag costs ₹420. Which bag is cheaper per kg? (a) 1 kg bag (b) 10 kg bag
  31. 31.A 1 kg bag of tomatoes costs ₹35. A 10 kg bag costs ₹480. How many rupees per kg do you save with the cheaper bag?
  32. 32.A 1 kg bag of rice costs ₹60. A 10 kg bag costs ₹550. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  33. 33.Shop A sells 2 plates of idli for ₹110. Shop B sells 5 plates of idli for ₹300. What does one plate of idli cost at the cheaper shop (in ₹)?
  34. 34.A 10 kg bag of wheat flour costs ₹440. A 5 kg bag costs ₹185. Which bag is cheaper per kg? (a) 5 kg bag (b) 10 kg bag
  35. 35.Shop A sells 5 geometry boxes for ₹400. Shop B sells 2 geometry boxes for ₹190. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  36. 36.A 1 kg bag of tomatoes costs ₹50. A 5 kg bag costs ₹215. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  37. 37.Shop A sells 3 colour pencil sets for ₹180. Shop B sells 5 colour pencil sets for ₹425. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  38. 38.Shop A sells 3 plates of idli for ₹150. Shop B sells 6 plates of idli for ₹270. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  39. 39.A 1 kg bag of rice costs ₹75. A 2 kg bag costs ₹152. How many rupees per kg do you save with the cheaper bag?
  40. 40.A 1 kg bag of tomatoes costs ₹28. A 5 kg bag costs ₹155. How many rupees per kg do you save with the cheaper bag?

Answer key

  1. 19
  2. 60
  3. 2 kg bag
  4. Shop A
  5. Shop A
  6. 2 kg bag
  7. Shop B
  8. 6
  9. Shop B
  10. Shop B
  11. Shop A
  12. Shop A
  13. Shop B
  14. 60
  15. 1
  16. 16
  17. Shop B
  18. Shop B
  19. Shop B
  20. 12
  21. 5 kg bag
  22. Shop B
  23. 25
  24. 5
  25. 16
  26. 4
  27. 15
  28. 2 kg bag
  29. Shop A
  30. 1 kg bag
  31. 13
  32. 10 kg bag
  33. 55
  34. 5 kg bag
  35. Shop A
  36. 5 kg bag
  37. Shop A
  38. Shop B
  39. 1
  40. 3

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