Answer: the correct answer is letter D, I just took the test and got it right on edg
P(red) first drawn:
20/36=5/9
P(red) second drawn:
19/35
95/315 or 19/63. As a result, the probability that both marbles are red is 19/63. Hope it help!
X = 4
First take 12x off both sides, so -7x=-28
The negatives cancel out, so 7x=28
Not find the hcf and divide by that.
Answer:
2/10 (4/5)-(5/2)+ (10)=7.66
