Bart Simpson comprou uma garrafa de refrigerante e um pacote de bolacha pagando um total de r$ 8,40 o refrigerante r$ 1,40 a mais que bolacha o custo da garrafa de refrigerante foi

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?

Given a normal distribution with µ=20 and σ = 4, what is the probability that x> 24 x< 24 x< 24 or x> 24

If the figures below are similar give the scale factor of figure a to figure b