Question 1040089
(a)
[ pay ] = [ initial fee ] + { hourly rate ] x [ hours worked ]
(b)
{{{ P }}} = pay received 
{{{ h }}} = hours worked
(c)
$30 is the starting amount. He gets this even
if no hours are worked
(d)
"every' means a regular rate of pay
(e)
{{{ 50/2 }}} is the rate, or gradient
(f)
{{{ P = 30 + (50/2)*h }}}
(g)
Here's the plot with {{{ P }}} on the vertical axis
and {{{ h }}} on the horizontal axis
{{{ graph( 600, 400, -2, 16, -20, 500, 30 + 25x ) }}}