Answer:
Yeah its 7 because when you add 3+2=5, and x is 2, its 7
The formulas for conditional probability are:
.
Since
and
, you have the equation
.
Therefore,
.
Answer: The correct choice is D.
It will take him 80 minutes, or an hour and 20 minutes
I could be wrong but 20.5 and 7.5
Answer:
6 dollars per children ticket.
Step-by-step explanation:
Sorry if my explanation doesn't make much sense or you don't understand it.
700x + 300y = 7200
if, y = 10
700x + 300(10) = 7200
700x + 3000 = 7200
- 3000 = -3000
700x = 4200
700x/700 = 4200/700
x = 6