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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 225 · 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 plates of idli for ₹175. Shop B sells 6 plates of idli for ₹180. What does one plate of idli cost at the cheaper shop (in ₹)?
  2. 2.A 10 kg bag of dal costs ₹1310. A 1 kg bag costs ₹128. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  3. 3.Shop A sells 2 pens for ₹50. Shop B sells 6 pens for ₹138. What does one pen cost at the cheaper shop (in ₹)?
  4. 4.A 10 kg bag of sugar costs ₹450. A 2 kg bag costs ₹80. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  5. 5.Shop A sells 6 geometry boxes for ₹570. Shop B sells 2 geometry boxes for ₹240. What does one geometry box cost at the cheaper shop (in ₹)?
  6. 6.A 2 kg bag of dal costs ₹210. A 5 kg bag costs ₹660. How many rupees per kg do you save with the cheaper bag?
  7. 7.A 5 kg bag of rice costs ₹240. A 10 kg bag costs ₹430. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  8. 8.A 10 kg bag of tomatoes costs ₹430. A 2 kg bag costs ₹66. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  9. 9.A 1 kg bag of dal costs ₹91. A 2 kg bag costs ₹218. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  10. 10.Shop A sells 2 cricket balls for ₹250. Shop B sells 4 cricket balls for ₹440. Which shop is cheaper for one cricket ball? (a) Shop A (b) Shop B
  11. 11.A 10 kg bag of dal costs ₹1080. A 2 kg bag costs ₹202. How many rupees per kg do you save with the cheaper bag?
  12. 12.Shop A sells 2 notebooks for ₹120. Shop B sells 3 notebooks for ₹150. What does one notebook cost at the cheaper shop (in ₹)?
  13. 13.Shop A sells 3 plates of idli for ₹150. Shop B sells 4 plates of idli for ₹160. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  14. 14.Shop A sells 2 pens for ₹48. Shop B sells 3 pens for ₹33. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  15. 15.A 1 kg bag of sugar costs ₹41. A 10 kg bag costs ₹450. How many rupees per kg do you save with the cheaper bag?
  16. 16.A 1 kg bag of dal costs ₹132. A 5 kg bag costs ₹545. Which bag is cheaper per kg? (a) 5 kg bag (b) 1 kg bag
  17. 17.Shop A sells 6 colour pencil sets for ₹540. Shop B sells 3 colour pencil sets for ₹180. Which shop is cheaper for one colour pencil set? (a) Shop B (b) Shop A
  18. 18.A 10 kg bag of rice costs ₹790. A 1 kg bag costs ₹69. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  19. 19.A 2 kg bag of wheat flour costs ₹94. A 1 kg bag costs ₹32. Which bag is cheaper per kg? (a) 2 kg bag (b) 1 kg bag
  20. 20.A 1 kg bag of wheat flour costs ₹33. A 2 kg bag costs ₹96. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  21. 21.Shop A sells 2 pens for ₹32. Shop B sells 5 pens for ₹65. What does one pen cost at the cheaper shop (in ₹)?
  22. 22.Shop A sells 3 pens for ₹45. Shop B sells 5 pens for ₹95. What does one pen cost at the cheaper shop (in ₹)?
  23. 23.Shop A sells 5 plates of idli for ₹150. Shop B sells 2 plates of idli for ₹90. Which shop is cheaper for one plate of idli? (a) Shop B (b) Shop A
  24. 24.Shop A sells 2 pens for ₹28. Shop B sells 4 pens for ₹44. What does one pen cost at the cheaper shop (in ₹)?
  25. 25.A 5 kg bag of potatoes costs ₹155. A 10 kg bag costs ₹320. How many rupees per kg do you save with the cheaper bag?
  26. 26.Shop A sells 5 cricket balls for ₹700. Shop B sells 2 cricket balls for ₹220. Which shop is cheaper for one cricket ball? (a) Shop B (b) Shop A
  27. 27.A 10 kg bag of tomatoes costs ₹530. A 2 kg bag costs ₹48. Which bag is cheaper per kg? (a) 2 kg bag (b) 10 kg bag
  28. 28.Shop A sells 4 colour pencil sets for ₹400. Shop B sells 2 colour pencil sets for ₹240. Which shop is cheaper for one colour pencil set? (a) Shop A (b) Shop B
  29. 29.Shop A sells 2 notebooks for ₹100. Shop B sells 3 notebooks for ₹120. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  30. 30.Shop A sells 3 geometry boxes for ₹315. Shop B sells 5 geometry boxes for ₹425. What does one geometry box cost at the cheaper shop (in ₹)?
  31. 31.Shop A sells 5 pens for ₹60. Shop B sells 2 pens for ₹26. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  32. 32.A 5 kg bag of dal costs ₹585. A 1 kg bag costs ₹138. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  33. 33.A 1 kg bag of wheat flour costs ₹39. A 2 kg bag costs ₹66. How many rupees per kg do you save with the cheaper bag?
  34. 34.Shop A sells 4 mangoes for ₹80. Shop B sells 5 mangoes for ₹200. What does one mango cost at the cheaper shop (in ₹)?
  35. 35.A 10 kg bag of tomatoes costs ₹250. A 5 kg bag costs ₹230. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  36. 36.Shop A sells 4 notebooks for ₹120. Shop B sells 5 notebooks for ₹175. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  37. 37.A 2 kg bag of sugar costs ₹88. A 1 kg bag costs ₹42. Which bag is cheaper per kg? (a) 1 kg bag (b) 2 kg bag
  38. 38.Shop A sells 3 samosas for ₹45. Shop B sells 5 samosas for ₹70. Which shop is cheaper for one samosa? (a) Shop A (b) Shop B
  39. 39.A 10 kg bag of dal costs ₹1210. A 1 kg bag costs ₹138. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  40. 40.Shop A sells 3 notebooks for ₹150. Shop B sells 2 notebooks for ₹70. What does one notebook cost at the cheaper shop (in ₹)?

Answer key

  1. 30
  2. 1 kg bag
  3. 23
  4. 2 kg bag
  5. 95
  6. 27
  7. 10 kg bag
  8. 2 kg bag
  9. 1 kg bag
  10. Shop B
  11. 7
  12. 50
  13. Shop B
  14. Shop B
  15. 4
  16. 5 kg bag
  17. Shop B
  18. 1 kg bag
  19. 1 kg bag
  20. 1 kg bag
  21. 13
  22. 15
  23. Shop A
  24. 11
  25. 1
  26. Shop B
  27. 2 kg bag
  28. Shop A
  29. Shop B
  30. 85
  31. Shop A
  32. 5 kg bag
  33. 6
  34. 20
  35. 10 kg bag
  36. Shop A
  37. 1 kg bag
  38. Shop B
  39. 10 kg bag
  40. 35

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