3 years ago

Find p (freshman boy)

Mathematics

1 answer:

PilotLPTM [1.2K]3 years ago

6 0

Answer: $\frac{1}{3}$

Step-by-step explanation:

Given

total no of boys =12

total no of girls=18

Probability that of getting a freshman provided it is a boy

$\Rightarrow P(\text{freshman}|\text{boy})=\dfrac{\text{P(Freshman and boy)}}{\text{boy}}\\\\\Rightarrow P(F|B)=\dfrac{P(F\cap B)}{P(B)}=\dfrac{4}{12}\\\\\\Rightarrow P(F|B)=\dfrac{1}{3}$

You might be interested in

Order these numbers from least to greatest.<br> 1.401, 1.2011, 1.2, 1.41

ira [324]

Answer:

From least to greatest, the correct order is 1.2, 1.2011, 1.401, and 1.41.

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers

Which of the following inequalities has a solution x≥−3

My name is Ann [436]

Answer: A

Step-by-step explanation: 3(x-1) becomes 3x -3 ≤ 4x. Put all like variables on the same side, meaning you'll subtract 3x from both sides giving you -3 ≤ x. You can flip the equation around to make it look exactly like x ≥ -3

6 0

3 years ago

At the arcade, Jamal had 6 tickets that he had saved from last time he went. This time he played the same game 7 times and earne

melomori [17]

Answer:

Jamal has 111 tickets.

Step-by-step explanation:

Start by knowing that he has 6 tickets he got previously, and then he gets 15 more tickets each time he played the game, which was 7 times.

7 x 15 + 6 = 111

6 0

3 years ago

Titus works at a hotel. Part of his job is to keep the complimentary pitcher of water at least half full and always with ice. Wh