One year a surf board maker had $3.5 million in sales. In later year, sales y (in millions) increased by about 15% each year. Which function
models the amount of money the maker will have after t years?

answer: c

because if you look at the chart you can see a pattern and compare it to the question he simplify out your

but i think the formula is f(x)=6x

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5