Given the following diagram, are and opposite rays? yes no

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'