Question

equations to model and solve multi-step problems - item 55004
problem situation: justin spends $15 at the grocery store. he buys a loaf of bread for $3 and buys $1\frac{1}{2}$ pounds of cheese. what is the price per pound of cheese?
which answer choice best represents the unknown quantity in this problem?
b, cost of the loaf of bread
p, price per pound of cheese
c, amount of cheese bought
t, total amount spent

Explanation:

• The cost of the loaf of bread (b) is given as $3, so it's not an unknown quantity.
• The amount of cheese bought (c) is given as \(1\frac{1}{2}\) pounds, so it's not unknown.
• The total amount spent (t) is given as $15, so it's not unknown.
• The price per pound of cheese (p) is what we need to find, so it's the unknown quantity.

Answer:

p, price per pound of cheese