Answer:
80 questions
Step-by-step explanation:
100%/20%=5%
5×16=80
Base = x
height = x-4
Area = .5 * height * base
48 = .5 * (x-4) * x
96 = x^2 -4x
x^2 -4x -96=0
x = 12
base = 12
height = 8
Answer:
You need to add more context to the question. I cannot answer it without knowing what "These scales" are.
I can't really graph it here but:
Slope: <span><span>1/4</span></span>Y-Intercept: <span>−<span>5</span></span>
Answer:
The correct option is B.
Step-by-step explanation:
The given expression is

Use the property of radicals.


Use the property of exponent.




Therefore option B is correct.