Answer:
Table A
Step-by-step explanation:
A function must have only 1 output for a single input, the only one that follows this rule is Table A.
Answer:
yes
Step-by-step explanation:
because
To solve this, you have to know the formula for the area of a trapezoid:

In this question:
base 1 = 25
base 2 = 35
height = 12

The area is
360
Answer:
Step-by-step explanation:
Plan A: 10 CDs costs $2.30, so 1 CD cost $0.23
Plan B: A package of 50 CDs cost $10.5, so 1 CD cost $1.05
0.23 < 1.05
Choose Plan A