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Better Buy Worksheet

Money maths lesson 16: Which is the better buy? · Set 919 · 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 10 kg bag of dal costs ₹1460. A 1 kg bag costs ₹123. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag
  2. 2.Shop A sells 6 notebooks for ₹300. Shop B sells 5 notebooks for ₹150. Which shop is cheaper for one notebook? (a) Shop B (b) Shop A
  3. 3.Shop A sells 6 geometry boxes for ₹540. Shop B sells 4 geometry boxes for ₹440. What does one geometry box cost at the cheaper shop (in ₹)?
  4. 4.A 5 kg bag of tomatoes costs ₹275. A 1 kg bag costs ₹20. How many rupees per kg do you save with the cheaper bag?
  5. 5.Shop A sells 2 mangoes for ₹60. Shop B sells 6 mangoes for ₹150. Which shop is cheaper for one mango? (a) Shop B (b) Shop A
  6. 6.Shop A sells 5 cricket balls for ₹625. Shop B sells 4 cricket balls for ₹460. What does one cricket ball cost at the cheaper shop (in ₹)?
  7. 7.Shop A sells 4 pairs of socks for ₹320. Shop B sells 3 pairs of socks for ₹270. What does one pair of socks cost at the cheaper shop (in ₹)?
  8. 8.A 2 kg bag of sugar costs ₹80. A 1 kg bag costs ₹42. How many rupees per kg do you save with the cheaper bag?
  9. 9.Shop A sells 2 mangoes for ₹70. Shop B sells 4 mangoes for ₹120. What does one mango cost at the cheaper shop (in ₹)?
  10. 10.Shop A sells 5 geometry boxes for ₹550. Shop B sells 3 geometry boxes for ₹450. Which shop is cheaper for one geometry box? (a) Shop B (b) Shop A
  11. 11.A 2 kg bag of dal costs ₹288. A 1 kg bag costs ₹121. How many rupees per kg do you save with the cheaper bag?
  12. 12.Shop A sells 3 colour pencil sets for ₹330. Shop B sells 2 colour pencil sets for ₹240. What does one colour pencil set cost at the cheaper shop (in ₹)?
  13. 13.A 2 kg bag of tomatoes costs ₹70. A 10 kg bag costs ₹540. How many rupees per kg do you save with the cheaper bag?
  14. 14.A 10 kg bag of dal costs ₹970. A 2 kg bag costs ₹254. How many rupees per kg do you save with the cheaper bag?
  15. 15.Shop A sells 4 pens for ₹68. Shop B sells 3 pens for ₹66. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  16. 16.A 1 kg bag of wheat flour costs ₹38. A 10 kg bag costs ₹470. How many rupees per kg do you save with the cheaper bag?
  17. 17.A 5 kg bag of tomatoes costs ₹100. A 2 kg bag costs ₹48. How many rupees per kg do you save with the cheaper bag?
  18. 18.A 2 kg bag of dal costs ₹246. A 10 kg bag costs ₹1020. How many rupees per kg do you save with the cheaper bag?
  19. 19.Shop A sells 5 pens for ₹75. Shop B sells 4 pens for ₹44. Which shop is cheaper for one pen? (a) Shop A (b) Shop B
  20. 20.A 2 kg bag of potatoes costs ₹62. A 10 kg bag costs ₹200. How many rupees per kg do you save with the cheaper bag?
  21. 21.Shop A sells 6 mangoes for ₹120. Shop B sells 5 mangoes for ₹125. Which shop is cheaper for one mango? (a) Shop A (b) Shop B
  22. 22.Shop A sells 5 pens for ₹110. Shop B sells 2 pens for ₹36. What does one pen cost at the cheaper shop (in ₹)?
  23. 23.Shop A sells 4 geometry boxes for ₹400. Shop B sells 6 geometry boxes for ₹660. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  24. 24.A 1 kg bag of onions costs ₹37. A 2 kg bag costs ₹86. How many rupees per kg do you save with the cheaper bag?
  25. 25.A 2 kg bag of potatoes costs ₹40. A 10 kg bag costs ₹350. Which bag is cheaper per kg? (a) 10 kg bag (b) 2 kg bag
  26. 26.A 1 kg bag of tomatoes costs ₹56. A 5 kg bag costs ₹180. Which bag is cheaper per kg? (a) 1 kg bag (b) 5 kg bag
  27. 27.A 1 kg bag of tomatoes costs ₹21. A 5 kg bag costs ₹300. How many rupees per kg do you save with the cheaper bag?
  28. 28.A 10 kg bag of wheat flour costs ₹420. A 5 kg bag costs ₹250. How many rupees per kg do you save with the cheaper bag?
  29. 29.Shop A sells 2 geometry boxes for ₹270. Shop B sells 4 geometry boxes for ₹440. Which shop is cheaper for one geometry box? (a) Shop A (b) Shop B
  30. 30.Shop A sells 4 plates of idli for ₹160. Shop B sells 6 plates of idli for ₹180. Which shop is cheaper for one plate of idli? (a) Shop A (b) Shop B
  31. 31.A 2 kg bag of potatoes costs ₹76. A 5 kg bag costs ₹120. How many rupees per kg do you save with the cheaper bag?
  32. 32.A 5 kg bag of tomatoes costs ₹140. A 10 kg bag costs ₹530. How many rupees per kg do you save with the cheaper bag?
  33. 33.Shop A sells 4 pens for ₹76. Shop B sells 3 pens for ₹60. What does one pen cost at the cheaper shop (in ₹)?
  34. 34.A 10 kg bag of sugar costs ₹400. A 5 kg bag costs ₹215. How many rupees per kg do you save with the cheaper bag?
  35. 35.A 1 kg bag of tomatoes costs ₹29. A 10 kg bag costs ₹230. How many rupees per kg do you save with the cheaper bag?
  36. 36.Shop A sells 2 pens for ₹26. Shop B sells 3 pens for ₹57. Which shop is cheaper for one pen? (a) Shop B (b) Shop A
  37. 37.A 2 kg bag of rice costs ₹116. A 5 kg bag costs ₹330. Which bag is cheaper per kg? (a) 5 kg bag (b) 2 kg bag
  38. 38.A 5 kg bag of potatoes costs ₹160. A 2 kg bag costs ₹58. Which bag is cheaper per kg? (a) 2 kg bag (b) 5 kg bag
  39. 39.A 5 kg bag of wheat flour costs ₹180. A 10 kg bag costs ₹320. Which bag is cheaper per kg? (a) 10 kg bag (b) 5 kg bag
  40. 40.A 1 kg bag of dal costs ₹114. A 10 kg bag costs ₹1150. Which bag is cheaper per kg? (a) 10 kg bag (b) 1 kg bag

Answer key

  1. 1 kg bag
  2. Shop B
  3. 90
  4. 35
  5. Shop B
  6. 115
  7. 80
  8. 2
  9. 30
  10. Shop A
  11. 23
  12. 110
  13. 19
  14. 30
  15. Shop A
  16. 9
  17. 4
  18. 21
  19. Shop B
  20. 11
  21. Shop A
  22. 18
  23. Shop A
  24. 6
  25. 2 kg bag
  26. 5 kg bag
  27. 39
  28. 8
  29. Shop B
  30. Shop B
  31. 14
  32. 25
  33. 19
  34. 3
  35. 6
  36. Shop A
  37. 2 kg bag
  38. 2 kg bag
  39. 10 kg bag
  40. 1 kg bag

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