Since we already know that the older child is a girl (a 100% chance to be a girl), there must be a 50% chance that the other child is a girl. Therefore, the probability that both children are girls is 50%.
Hope this helps!
Step-by-step explanation:
the number of pupils are in the lower school
= (1- 1/5 - ¼) × 600
= (20/20 - 4/20 - 5/20)×600
= (11/20) ×600
= 330 pupils
Answer:
in my opinion is the last:
this studies uses a control group
Step-by-step explanation:
-2x+3. X intercept is +3. Moves two steps down and one step to the right to land on the point (1,1)
Answer:
B is your answer to this problem
Step-by-step explanation:
