John buys some boxes of pencils and some packets of pens for people to use at a conference.

there are 40 pencils in a box.

there are 15 pens in a packet.

john gives one pencil and one pen for each person at a conference.

he has no pencils or pens left.

how many boxes of pencils and how many packets of pens did john buy?

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x