Answer:
True
Step-by-step explanation:
A rational number means that the number can be expressed as a fraction, where you can have two whole numbers.
There is an equation which is 
3x - 15 = 39
+ 15 +15
3x = 54 (divide by 3 on each side)
X = 18
Answer:
Well just gonna explain kn the bottom but the answer is 10
Step-by-step explanation:
what you would have to do first is to jusy do 5x4 which is 20 then since you wanna find the volume yoi qould juat do 200 divide by 20 which is 10
Answer:
1006
Step-by-step explanation:
Take proportion, p = 62%
n = (Z² * pq) / M.E²
Margin error = 0.03
p = 62% = 0.62
q = 1 - p = 1 - 0.62 = 0.38
Zcritical at 95% = 1.96
n = (1.96² * (0.62*0.38)) / 0.03²
n = 0.90508096 / 0.0009
n = 1005.6455
n = 1006
Sample size = 1006