an artist is making a scale model of a statue on the model 2 inches represent 1 foot on the actual statue which graph best represents this relationship

I’m still confused on how to work the percentages

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.

What is the value of x enter your answer in the box (3x+50