Help.
2:5:9 means that there are 16 equal parts
And green pepper is 2/16 = 1/8 of this
So (1/8) * 36 = 36/8 cups = 9/2 cups = 4.5 cups
As long as TM is parallel to OR
ST/TO = SM/MR so
2 /4 = x / 10
1/2 = x /10 so.....x must be 5