In 1990 the average school lunch cost was $1.50, and it costs $2.85 more today. How much does the average school lunch cost today?

$4.35

Step-by-step explanation:

Given data

We are given that in 1990 the cost = $1.50

if the cost today is  $2.85 more

Hence the average cost today will be

= 1.5+2.85

= $4.35

Therefore the average cost today is

$4.35

each side has a different length.  

step-by-step explanation:

a

step-by-step explanation: