Answer:
hello : here is a solution
Answer:
D
Step-by-step explanation:
A + C = 90/190
B + D = 100/190
Therefore answer is H
Answer:

Step-by-step explanation:

we substitute the value of "y" in the equation:
Answer:
Number of unique treatment combinations = 8
Step-by-step explanation:
Given:
Number of brands = 3
Number of power settings = 2
Number of microwave times = 3
Find:
Number of unique treatment combinations.
Computation:
Number of unique treatment combinations = Number of brands + Number of power settings + Number of microwave times
Number of unique treatment combinations = 3 + 2 + 3
Number of unique treatment combinations = 8