to average 60 mph for 2 laps his total speed needs to equal 60 x 2 = 120
his first lap was 40 so his 2nd lap needs to be 120-40 = 80 mph
Answer:
$18.51
Step-by-step explanation:
23.42×.21= 4.91 then 23.42-4.91= your sale price which is $18.51
The prime factor of the 576 is
and the prime factor of the 64 is
. And the expression
is equal to 3.
<h3>What is simplification?</h3>
Simplification is to make something easier to do or understand and to make something less complicated.
Given
The expression is 
The prime factor of the 576 will be

The prime factor of the 64 will be

Then the expression will be

More about the simplification link is given below.
brainly.com/question/12616840