Answer:
$408
Step-by-step explanation:
What we know:
John earns a 3% commission for every car he sells.
He sold a car today for $13,600.
Multiply 3/100 by 13,600 to get your answer.
3/100 * 13600
40800/100
$408 in commission
D) 4s-10 would be the correct expression. To get the perimeter of the rectangle you would get the expresssion: (s-6)+(s-6)+(s+1)+(s+1), simplified this is equal to 4s-10.
Using average makes these scores seem overall low: because it you add them up and divide them by the quantity you get 61.5 as the average which is low for a quiz grade

Since we already have like denominators, just add the numerators and keep the denominator.

Simplify: