On Friday, Melanie baked 3 3/4 dozens of cookies in 1 2/3 hours while her brother Joseph baked 4 2/5 dozens of cookies in 2 1/2 hours. Melanie claimed she was the
faster baker. Do you agree or disagree?

Which expression is equal to (f+g)(x)?

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?

Study results indicate that the mean length of time people spend on a bus in a city is between 21.2 min and 24.5 min what is the study margin of the error?