Can you please take a picture of the question? if you do i’ll help you, i just don’t understand what this is asking.
(3/5)(1/2)
Let B = fraction of the bulletin board
for Homeroom 101
B = (3/5)(1/2)
B = 3/10
Just take 43 and subtract 7 to get 36
If you check, "7 more than 36" does equal 43
So 36
The scale of a bar graph is the range of values presented along the horazontil and vertical axis