Which statement is the correct interpretation of the unequality -7> -9

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

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Which of the following will form the composite function?