9/50 x 5/24 in lowest terms after multiplied

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.