rick spent 20% of his monthly salary on rent, 25% of the remainder he spent on food and saved the rest. If he saved $600 each month how much was his monthly income?

Fast phone couldn’t copy and paste so i decided to right it down

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?