If cos theta = -2/3, which of the following are possible?

A csc = 3/(square root) 5 and tan = (square root) - 5/2

B - (inverses of A)

C (square root)5/3 ad tan = (Squareroot) 5/2

D csc = - 3/2 and tan = (Squareroot) 5/2

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?