Please help question in the picture

If myesha works overtime, she gets paid "time and a half" for every hour she works. in other words, for every hour over 40 hours myesha works each week, she gets her hourly pay plus half her hourly pay. what is myesha's pay per hour when she works overtime?

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Which graph has figures that can undergo a similarity transformation to justify that they are similar? (obviously not the third one)