HELP PLZ solve both for 25 points

Can someone check my answer? you : )

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?