Can anybody me with a 10th-grade geometry question?

Really need on these. i have no idea what to do

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50