B. 90. The perimeter is 30+30+15+15=90
Multiply -3/11 and -2/15 straight across
-3(-2) = 6
11(15) = 165
6/165 is your product, or 0.036 (rounded)
hope this helps
For this case we have the following expression:

Rewriting the expression we have:
We apply distributive property to the terms of parentheses:

Answer:

C. 32 64 128As you can see, the numbers in the list are multiplying by two, so using that rule, these numbers would be next.
Hope it helps!
The answer is 20000000000 1 plus 1 is two and 2 times 10000000000 is 20000000000