If you have 4 pennys what part of the coins show ate pennys write your answer as a fraction and as a dicimal

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

Can someone me with this problem . show your work .