First calculate after tax tire price
$390.60 / 4 = $97.65 after tax price per tire
take the $97.65 divided by 90
97.65 / 90 = 1.085
1.085 is the rate of tax he paid per tire
Answer:
3/4 lb
Step-by-step explanation:
Lightest: 3 3/4
Heaviest: 4 1/2 = 4 2/4
4 2/4 - 3 3/4 = 18/4 - 15/4 = 3/4
Answer:
2.4 x 10
Step-by-step explanation:
You move the decimal over from 24. to 2.4. BTW 1 IS THE EXPONENT