There are seven students in a class five boys into girls if the teacher pics of your before at random what is the probability that everyone in the group will be a boy

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.