Question

Billy and Justin wash cars. The number of cars Billy washes can be found by the equation B(t) = 8t and the number of cars Justin washes is J(t) = 5t where t is time in hours. If we add these functions, what would the sum represent?


How much time it takes to wash 13 cars


How many cars they can wash in a certain time when working together


How many more cars Billy washes than Justin in a certain time


How many cars they can wash in a half hour

Answer 1

i just need someone to tell me if im right , i think its the second one ?

Answer 2

yeah i think you are right!

Answer 3

thank you !

Answer 4

no problem!