Answer: C
Step-by-step explanation:


Answer:
C. x > 225 and x < 325
Step-by-step explanation:
Simplify each inequality:
460 < 2x + 10 =>
450 < 2x
225 < x
x > 225
and
2x + 10 < 660 =>
2x < 650
x < 325
So x > 225 and x < 325.
Answer:
a part of the population that represents the entire population
Step-by-step explanation:
Answer:
1.8
Step-by-step explanation:
First, find 40% of 15:
15(0.4)
= 6
Next, find 30% of this:
6(0.3)
= 1.8
So, the answer is 1.8