Question

(b) a local store is selling fresh tuna. the table below shows the price for the amount of tuna.
amount of tuna (in pounds) 2 5 6
price (in dollars) 10 20 24
choose the correct description.
the price for each pound of tuna is not always the same.
the price for each pound of tuna appears to be the same.
predicted price for 8 pounds of tuna: $

Explanation:

Step1: Calculate unit price for 2 lbs

$\frac{10}{2}=5$

Step2: Calculate unit price for 5 lbs

$\frac{20}{5}=4$

Step3: Calculate unit price for 6 lbs

$\frac{24}{6}=4$

Step4: Compare unit prices

Unit prices are 5, 4, 4 (not equal)

Step5: Predict 8 lbs price (use consistent $4/lb$)

$8 \times 4=32$

Answer:

The price for each pound of tuna is not always the same.
Predicted price for 8 pounds of tuna: $\$32$