Mia is seven yrs older than nick, who is 2 years older than leah. together their ages add to 23. how old is nick?

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Which term best describes the association between variables a and b