When 36 people are seated the room is 2/3 full.
So for 1/3 , 18 people are needed
It will be 3/3 full if 54 people are present
So there can be 54 people in total
Now for the room to be 1/2 full , people will be 1/2 x 54 = 27 people
Answer: Stop and Save is better
Step-by-step explanation:
you can get 3 apple at Quick market for $1.20, but you can buy 5 at Stop and Save for only 5 cents more, plus your getting two more apples.
Answer: x-intercept 13,0 y 0, 
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given that Heights of 10-year-olds, regardless of gender, closely follow a normal distribution with a mean of 55 inches and a standard deviation of 6 inches.
If X is height then X is N(55,6)
Z score would be 

b) 
c) Tallest 10% z = 1.28
X score =
inches
d)
i.e. 16.37% cannot go on this ride.
Answer:
Step-by-step explanation: x^2-10x+21=0
(x-7)(x-3)
x = 3,7