Sandra works at a flower shop the store charges $1.60 for each rose and $1.15 for a carnation write a numerical or variable
a. the cost of y roses
b. the cost of 12 carnations
c. the cost of m roses and f carnations

Taber invested money in an account where interest is compounded every year.he made no withdrawals or deposits. the function a(t)=525(1+0.05)^t represent the amount of money in the account after t years. how much money did taber origanally invested?