A) 5/2x^3-9/4x^2+7/2x-3/2
b) the ans. are not the same.
It is a function, because it has the shape of an x^2 function.
X/y
x=1 when y= 5
x=2 when y =10
the constant of proportionality = 1/5
Answer:
a) 51.4
b) answer attached
c) 48.59% female
Step-by-step explanation:
a) Male driver = 100-48.6 = 51.4%
b) answer attached below
c) probability that out of 20-64 group a randomly selected sample is female
( 39.54 ÷ 81.36 ) x 100
= 48.59% chance of her being a female