¿Cuántos octavos se necesitan para llegar a tener un número cuyo cuádruple es 16?

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

Which type of graph would allow us to compare the median number of teeth for mammals and reptiles easily

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?