Help please ToT, Simplify: 5 8/15 + 5 1/6

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale