Help please confused
1 answer:
You might be interested in
Answer:
C)
Step-by-step explanation:
Given:
Number of freshmen = 3
Number of sophomores =3
Number of juniors =3
Number of seniors = 3
The team's captain is randomly selected from any grade level.
To find the the probability that a freshman will not be selected as captain.
Solution:
Total number of members in the team = = 12
Probability that a freshman will be selected as captain will be:
⇒
⇒
Reducing to simple fraction by dividing numerator and denominator by 3.
⇒
⇒
Thus, probability that a freshman will not be selected as captain will be given as:
⇒
Taking LCD.
⇒
Subtracting the numerators.
⇒ (Answer)
Answer:
Step-by-step explanation:
In any "solve for" scenario, you identify what operations are performed on the variable of interest, then undo them in reverse order.
Here, the square root of d is multiplied by a constant. To undo these operations, we first divide by the constant. That gives ...
Then, we square both sides of the equation to undo the square root:
This matches choice C.