Agroup of people were asked if they enjoy going to concerts or movies. the table shows the probabilities of the results.

Option: B is the correct answer.

Enjoying movies and concerts are not independent since,

and  

Step-by-step explanation:

We know that if two events A and B are independent then:

where P denote the probability of an event.

Now, we know that:

Similarly:

If movies and concerts are independent then:

Similarly:

We have:

Hence,

Enjoying movies and concerts are not independent

Since,

and  

p

step-by-step explanation:

so mark-up is 0.4 multiplied by 180 = 72