You are correct. For each of the three possibilities for their second day, there are two possibilities for the third day.
The total number of possibilities is 3*2 = 6.
Answer:
30 marbles would be green
Step-by-step explanation:
green chance is 0.3
red chance 0.7
.3 times 100
30 green marbles is what you would expect
The answer is 31 1/6, I hope this helps!
Answer:
-9y-2(2-7y)+4 expand the brackets using-2
Step-by-step explanation:
-9y-4+14y+4
arrange the like terms
-9y+14y-4+4
=5y becoz -4+4=0
ans=5y
Answer:
C
Step-by-step explanation:
