A collector ha 90 movie poter and 40 band poter. She want to ell 36 movie poter but till have her poter collection maintain the ame ratio of 90:40. If he ell 36 movie poter, how many band poter hould he ell? Complete the explanation to find out how many band poter he hould ell. Her current ratio of movie poter to band poter i 90:40. If he ell 36 movie poter, he will have
left. 90
40
=
54
, o he hould ell
band poter
