Write a linear cost function for the situation. Identify all variables used. A parking garage charges 6 dollars plus 75 cents per half-hour.

3/6   and 9/18

step-by-step explanation:

i can't see the picture : /

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

what i would say the best answer is a. 40.5