If 36 of 80 marbles are blue, then the percent of marbles that are blue is 44% i think
Answer: 1/4 chance of picking red
Step-by-step explanation: There are 120 buttons in all, so the fraction of red marbles is 30/120. 30/120 = 1/4
Hope this helps!
add the 2 probabilities together:
0.297 + 0.423 = 0.72
Answer is C