"if you switch to the late shift, you will receive a 10% wage increase." great! i make $12.00 per hour now, and that extra 10% would put me at per hour."

$13.20/hr

Step-by-step explanation:

A 10% wage increase would amount to 0.10($12) = $1.20.  Adding this increase to the starting rate $12/hr results in $13.20/ hr.

A faster way in which to do this is shown below:

Wages after a 10% increase = (1.10)($12/hr) = $13.20/hr

add an !

step-by-step explanation: