Hi. Could you please help me with this question?? Thanks :)

What is the perimeter of the diagram?
a.13cm
b.23cm
c.33cm
d.43cm
e.53cm

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

If f(x)= 3x+6 which of the following is the inverse of f(x)

Gia opened two savings accounts at two different banks. one account earns an annual 3.4% simple interest, and the other earns half as much. if she deposited $500 in each account, how much total interest will she have earned in 5 years? a. $34.00 b. $25.50 c. $51.00 d. $510.00