Fill in the blank to make equivalent rational expressions?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Yosef can eat 21 jamuns while rose can eat just 15 . complete the blank. yosef can eat % more jamuns than rose.

Use the net as an aid to compute the surface area of the triangular prism. a) 550 m2 b) 614 m2 c) 670 m2 d) 790 m2