Answer:
volume = cross section area × length
1/2 ×2.5 × 0.667 × 3
volume = 2.50 ft
75%
Step-by-step explanation:
$0.54 x 2.6 =$1.404
$1.28 x 3.1=$3.968
$1.404 rounds to $1.40
$3.968 rounds to $4
$4 = $ 1.40 = $5.40
:)