Answer: 0.0575
Step-by-step explanation:
Binomial probability distribution :-
, where P(X) is the probability of getting success in x trials, n is the total number of trials and p is the probability of success in each trial ( in decimal ).
Given : The probability that adults use smartphones in meetings or classes = 0.57
Sample size : n= 8
Now, the probability that exactly 2 of them use their smartphones in meetings or classes :-

Hence, the required probability = 0.0575
Volume is a three-dimensional scalar quantity. The number of kleenex boxes that can fit in the large box is 4096.
<h3>What is volume?</h3>
A volume is a scalar number that expresses the amount of three-dimensional space enclosed by a closed surface.
Given the larger box have a length of the side as 4 feet. Also, the kleenex box is a cube with side lengths of 3 inches. Therefore, the number of cubes that will fit is,
Number of boxes = Volume of Larger box / Volume of kleenex box
Number of box = (4 feet)³ / (3 inches)³
Number of box = (48 inches)³ / (3 inches)³
Number of box = 4096
Hence, the number of kleenex boxes that can fit in the large box is 4096.
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Answer:
B. Step 4 is incorrect , it should be 
Step-by-step explanation:
6x-1= -2x+9
Step 1
Collect like terms and change signs if you move anything from one side to the other; 6x+2x = 9+1
Step 2: Add like terms on both sides
8x = 10
Step 3: To remain with just x on one side, divide both sides by 8 and it becomes;

The two 8s cancel each other and you remain with 
I think its <span>B. Two-column proof
</span>
Answer:
40%
Step-by-step explanation:
3/5x2=6/10
6/10x10=60/100
100-60=40
40%