You have 4 blue,2 black,1 white,1 red, and 2 green shirts what's the probability of not choosing a black shirt

Aboard game uses a fair six-sided die and a spinner with five equal-sized sections colored dark blue, green, light blue, red, and yellow. players roll the die and then spin the spinner. match each probability statement to its correct value.

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0