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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 29 · 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 3 notebooks for ₹180. Shop B sells 2 notebooks for ₹100. What does one notebook cost at the cheaper shop (in ₹)?
  2. 2.Shop A sells 2 notebooks for ₹60. Shop B sells 5 notebooks for ₹300. What does one notebook cost at the cheaper shop (in ₹)?
  3. 3.Shop A sells 5 cricket balls for ₹625. Shop B sells 6 cricket balls for ₹780. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  4. 4.A 2 kg bag of potatoes costs ₹50. A 10 kg bag costs ₹230. How many rupees per kg do you save with the cheaper bag?
  5. 5.A 10 kg bag of onions costs ₹210. A 2 kg bag costs ₹50. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  6. 6.A 2 kg bag of tomatoes costs ₹62. A 5 kg bag costs ₹275. How many rupees per kg do you save with the cheaper bag?
  7. 7.A 1 kg bag of rice costs ₹49. A 2 kg bag costs ₹154. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  8. 8.A 2 kg bag of sugar costs ₹80. A 1 kg bag costs ₹48. How many rupees per kg do you save with the cheaper bag?
  9. 9.A 1 kg bag of wheat flour costs ₹40. A 2 kg bag costs ₹74. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  10. 10.A 5 kg bag of onions costs ₹200. A 10 kg bag costs ₹480. How many rupees per kg do you save with the cheaper bag?
  11. 11.Shop A sells 3 geometry boxes for ₹450. Shop B sells 5 geometry boxes for ₹450. What does one geometry box cost at the cheaper shop (in ₹)?
  12. 12.Shop A sells 5 geometry boxes for ₹525. Shop B sells 3 geometry boxes for ₹450. What does one geometry box cost at the cheaper shop (in ₹)?
  13. 13.A 2 kg bag of potatoes costs ₹78. A 10 kg bag costs ₹380. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  14. 14.A 1 kg bag of sugar costs ₹40. A 2 kg bag costs ₹82. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  15. 15.Shop A sells 2 pens for ₹36. Shop B sells 5 pens for ₹110. What does one pen cost at the cheaper shop (in ₹)?
  16. 16.A 10 kg bag of dal costs ₹1120. A 5 kg bag costs ₹505. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  17. 17.A 1 kg bag of wheat flour costs ₹45. A 5 kg bag costs ₹150. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  18. 18.Shop A sells 6 geometry boxes for ₹810. Shop B sells 2 geometry boxes for ₹290. What does one geometry box cost at the cheaper shop (in ₹)?
  19. 19.Shop A sells 5 colour pencil sets for ₹500. Shop B sells 3 colour pencil sets for ₹315. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  20. 20.Shop A sells 5 mangoes for ₹200. Shop B sells 6 mangoes for ₹210. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  21. 21.A 10 kg bag of wheat flour costs ₹400. A 2 kg bag costs ₹88. How many rupees per kg do you save with the cheaper bag?
  22. 22.Shop A sells 2 pairs of socks for ₹110. Shop B sells 3 pairs of socks for ₹180. What does one pair of socks cost at the cheaper shop (in ₹)?
  23. 23.A 2 kg bag of rice costs ₹112. A 5 kg bag costs ₹395. How many rupees per kg do you save with the cheaper bag?
  24. 24.Shop A sells 3 mangoes for ₹120. Shop B sells 2 mangoes for ₹40. What does one mango cost at the cheaper shop (in ₹)?
  25. 25.A 10 kg bag of tomatoes costs ₹240. A 1 kg bag costs ₹29. How many rupees per kg do you save with the cheaper bag?
  26. 26.A 2 kg bag of sugar costs ₹80. A 10 kg bag costs ₹450. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  27. 27.A 1 kg bag of rice costs ₹58. A 10 kg bag costs ₹700. How many rupees per kg do you save with the cheaper bag?
  28. 28.Shop A sells 4 mangoes for ₹80. Shop B sells 2 mangoes for ₹80. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  29. 29.Shop A sells 5 plates of idli for ₹275. Shop B sells 3 plates of idli for ₹120. What does one plate of idli cost at the cheaper shop (in ₹)?
  30. 30.A 5 kg bag of dal costs ₹610. A 1 kg bag costs ₹107. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  31. 31.A 1 kg bag of rice costs ₹49. A 2 kg bag costs ₹118. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  32. 32.A 2 kg bag of tomatoes costs ₹66. A 10 kg bag costs ₹260. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  33. 33.A 1 kg bag of potatoes costs ₹37. A 10 kg bag costs ₹270. How many rupees per kg do you save with the cheaper bag?
  34. 34.Shop A sells 2 notebooks for ₹100. Shop B sells 5 notebooks for ₹225. What does one notebook cost at the cheaper shop (in ₹)?
  35. 35.Shop A sells 2 geometry boxes for ₹190. Shop B sells 4 geometry boxes for ₹600. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  36. 36.Shop A sells 6 geometry boxes for ₹540. Shop B sells 4 geometry boxes for ₹320. What does one geometry box cost at the cheaper shop (in ₹)?
  37. 37.A 10 kg bag of sugar costs ₹480. A 1 kg bag costs ₹50. How many rupees per kg do you save with the cheaper bag?
  38. 38.A 1 kg bag of rice costs ₹48. A 10 kg bag costs ₹700. How many rupees per kg do you save with the cheaper bag?
  39. 39.A 5 kg bag of sugar costs ₹245. A 1 kg bag costs ₹46. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  40. 40.A 2 kg bag of sugar costs ₹82. A 10 kg bag costs ₹460. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag

Answer key

  1. 50
  2. 30
  3. Shop A
  4. 2
  5. 10 kg bag
  6. 24
  7. 1 kg bag
  8. 8
  9. 2 kg bag
  10. 8
  11. 90
  12. 105
  13. 10 kg bag
  14. 1 kg bag
  15. 18
  16. 5 kg bag
  17. 5 kg bag
  18. 135
  19. Shop A
  20. Shop B
  21. 4
  22. 55
  23. 23
  24. 20
  25. 5
  26. 2 kg bag
  27. 12
  28. Shop A
  29. 40
  30. 1 kg bag
  31. 1 kg bag
  32. 10 kg bag
  33. 10
  34. 45
  35. Shop A
  36. 80
  37. 2
  38. 22
  39. 1 kg bag
  40. 2 kg bag

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