Cuz people answered with stupid stuffs i gots to post again

the answer is 9

Step-by-step explanation:

You divide 72 by the interest rate to get the number of years. Examples: For an annual rate of 8%, divide 72 by 8, for a result of 9 years. So at 8% it takes about 9 years to double your money.

a. the are of the rectangle is 18.25

b. 18.25 times two is 36.50

rae me : d

(1,4) is on graph of f(x)

f(1) = 4

so 1/4 f(x)

1/4 f(1)

1/4. ×4

1

so point for function 1/4. f(x) is (1,1)