Best buy — unit price
Compare two package sizes/prices by unit price to find the better deal. Unlimited questions, five difficulty levels, and a full worked solution every time — free.
Try one
Store A sells 10 bottles of water for $7.76. Store B sells 4 bottles of water for $8.52. Which store has the better price per bottle, and what is that unit price?
Answer: $0.78 per bottle (Store A)
See one solved, step by step
Store A sells 7 granola bars for $17.60. Store B sells 12 granola bars for $13.40. Which store has the better price per bar, and what is that unit price?
📘 Worked solution
1Store A: $17.60 / 7 = $2.51Divide the price by the quantity to find the cost of one bar.
2Store B: $13.40 / 12 = $1.12Do the same for Store B.
3Store B has the lower unit price: $1.12 per bar.The lower unit price is the better deal, even if the total price looks different.
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