Answer:
3:8
Step-by-step explanation:
If the ratio of red marbles to blue marbles is 8:3, and the question is asking for the ratio of blue marbles to red marbles, all you have to do is switch the numbers around.
The ratio of blue marbles to red marbles is 3:8
Hope this helps!
Answer:
176
Step-by-step explanation:
add 3 to each number till you hit the 50th number
I think its:
question 1: A
and
question 2: C
Answer:
See below.
Step-by-step explanation:
The ratio of cats to dogs would be 2/5. This is the simplest ratio, but I assume you are looking for other ratios that are equal to 2/5
Since you did not provide choices to pick from, I can't really answer your question. But, some ratios that are equal to 2/5 are 4/10, 6/15, 8/20, and 10/25.
The answer is 
. Reason is becasue you simplify it, making it . How do we get this? Add similar elements of the numerator equation (the numerator on your question), making it 
. Then x^2 - 4 would be the step, "apply difference of two squares formula," giving us (x+2)(x-2). Now we cancel the common factor, which is x + 2, giving us the answer that I gave you in the first sentence, .
Hope this helped!
Nate
