Question

Cora bought 80 feet of cable for $18.40. She needs 20 more feet. If the unit price is the same, how

Answer 1

Answer:

Step-by-step explanation:

20ft($18.40/80ft)=$4.60

Answer 2

Answer:

$4.6

Step-by-step explanation:

Use 18.40 and 80. if $18.40 is 80 feet, divide 18.40 by 4 to get 4.60. Now you know that you got 4.60, see if you can add 4.6 four times to get to 18.4. (You can.) So, 20 feet is $4.60 or $4.6.