From a standard deck of cards, how many ways can you pick a face card, then a spade? Provided you put the first card back?

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.