Answer:C
Step-by-step explanation: You want to add up all the marbles, and then take the red marbles and divide by all the marbles 7/20
A is 11 and b is 16. for b you would plug in what you got for a for x
Answer:
-7/8
Step-by-step explanation:


Out of the six, only “u” wouldn’t work so the answer is d. 5
Hope this helps and hope you have a great day! Please make brainiest
He would need to sell 28 because
12.50*28=350 and 350+50=400