Answer:
1/45
Step-by-step explanation:
I assume there are 10 marbles total, 2 of which are yellow.
The probability the first marble is yellow is 2/10.
There's now one less marble, so the probability that the second marble is yellow is 1/9.
The total probability is (2/10) (1/9) = 1/45.
You can you 72 which would make 2/8 18/72 and 3/9 24/72 which makes the sum 42/72.
Answer:
1 5/6
Step-by-step explanation:
Answer:
The probability is either 2 but mostly 3 boys.
Step-by-step explanation:
