Ineed with 3 and 4. plz answer asap.

How do i take any fraction and make it into a decimal or percentage?

The actual length of side t is 0.045cm. use the scale drawing to find the actual side length of w

Find the product. type your answer in the space provided. use / for a fraction bar (example: 1/2) and ^ for an exponent (example: x^5). do not put spaces in your answer. (x -1 y 5)^2 · (2xy -2)^5