1. If m varies directly as v2 and m = 3, when v =2, calculate the value of m when v =9.
(3marks)

The graph shows the function f(x) = (2.5)x was horizontally translated left by a value of h to get the function g(x) = (2.5)x–h.

X-intercept=-5 y-intercept=2 the equation of the line is

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.