Question

Please help (See file)

Answer 1

I’m not entirely sure I haven’t done this math unit for a while, but I believe the answer is
Red: 0.225 or 22.5%
Green: 0.5 = 50%
Blue: 11/40 = 0.275 = 27.5%
100% - 50% - 27.5% = 22.5%
The probability of grabbing a red ball is 22.5%
Hope this helps!