Write a function rule to represent the situation. the total cost C for g grams of igneous rock if each gram costs $4.28
Write a function rule using C and g as variables.
(Type an equation.)

my dear correct answer is option number 3

answer: plz mark me brainliest

7 hours, 0 minutes, 0 seconds

or:  

0.04

total weeks

or:  

0.29

total days

or:  

7.00

total hours

or:  

420.00

total minutes

or:  

25,200.00

total seconds

step-by-step explanation:

1/4 is the asnwer cuz 5/20 is the faction