W = 2hx - 11x
w = x(2h-11)
w
---------- = x
2h - 11
Answer: The answer would be B) 9% Decrease!
275 - 250 = 25.
25/275 = 0.0909090909
0.0909090909 x 100 = 9.09090909091
Finally you'd round it to 9%.
Therefore there was a 9% decrease in the amount of large pizzas.
Hope this helps (: Stay safe.
Didn't answer all because I got lazy and I think you should try and do the rest yourself. Did this in 5 mins, try putting more effort into your homework. This is basic mathematics.
The sample space is {A, B, C, D}. These are the possible results of spinning the spinner.