Answer:50/50
Step-by-step explanation:
If you take out two marbles, and they both end up green, then it would be five marbles out of 10 because there are 5 green marbles but . Then it would be a 5/10 chance of getting two green marbles.
Answer:
6
Step-by-step explanation:
10-4=6
Answer:
BK=39/7
Step-by-step explanation:
because NQZ~CBK
so BK/QZ = TZ/KF
(4x+1)/(2x+7) = 27/45 = 3/5
5(4x+1) = 3(2x+7)
20x + 5 = 6x + 21
14x = 16
x = 8/7
=> BK = 4(8/7)+1 = 39/7