Answer:
20-x
Step-by-step explanation:
you need the value of x to answer
Answer:

Step-by-step explanation:
From the question we are told that:
Percentage of audience in first concert 
Percentage of audience in second concert 
Percentage of audience in third concert 
Audience Percentage at at-least one concert 
Percentage of audience at first & second concert 
Percentage of audience in first & third concert 
Percentage of audience in second & third concert 
Generally the equation for probability of attending all concerts
is mathematically given by




Therefore the probability that a randomly selected audient attended all the concerts

Answer:
1. B
2. A
Step-by-step explanation:
1. Because there are 9 zeros.
2.
4096 bytes = 1 page
(8 * 10^9) / 4096 = closet answer is A