18 1/4 divided by 30 equals 0.608333333
Each person would receive 0.6 pounds of crab.
Consider the given equation is
and one of the 6 in the options is -6.
Given:
The equation is

To find:
The value of x.
Solution:
We have,

Subtracting 3 from both sides, we get


Divide both sides by -2.


Therefore, the value of x is -6.
Answer: 8
Step-by-step explanation:

Answer:
The correct option is 4.
Step-by-step explanation:
Given information:
Bring lunch : 46 males, 254 females
Buy lunch : 176 males, 264 females
Total number of peoples is

Total number of males is

The probability of male is

Since probability of males is 0.3, therefore options A and C are incorrect.
Total number of persons who buys lunch is

The probability of persons who buys lunch is

We need to find the probability of P(male | buys lunch).
According to the conditional probability, we get

P(male | buys lunch)
P(male | buys lunch)
P(male | buys lunch)
Therefore the correct option is 4.