Question

1. on average, 8 potatoes cost $1.50 at a farmer’s market. fernando needs 22 potatoes.

a. estimate the cost of 22 potatoes. (remember that estimation is not the same as actually solving) explain your estimation.

Explanation:

Step1: Round the numbers

Round 8 to 10 and 22 to 20.

Step2: Find the cost - per - potato estimate

If 10 potatoes cost about $1.50, then the cost per potato is approximately $\frac{1.50}{10}= 0.15$ dollars.

Step3: Estimate the total cost

The cost of 20 potatoes is $0.15\times20 = 3$ dollars.

Answer:

The estimated cost of 22 potatoes is about $3.