Solving steps of math I don't know it

Solving steps of math I don't know it

I can not figure out

Multiply

What is the volume of a 12 story building with each story have in an area of 136 square feet

looking for an explanation as well soI can apply it to other similar problems

see above

I am confused about this question. Is this suppose to be a trick question resulting in two answers

Dont understand how to do it

Vocabulary in writing question

Multiply (3-i)(6-6i) Write answer as a complex number in standard form

What is the formula for this question?

Pat is 23 years older than his son Patrick. In 10 years Pat will be twice as old as Patrick. How old are they now?

I don't understand it at all so please help and I need a good grade

how do I solve this??

It doesn't seem to work with any other two digit numbers!

A standard hole is 4x4 In a roof. Some people like to create a bigger hole that is 8x8. How many times bigger is the new hole than the original.

negative integers integers<5 positive integers integers >-10

If 100,000 (one-hundred thousand) people needed an area of 1 million by 1 million (1,000,000 * 1,000,000) (1 trillion) area of square meters each. How many square meters would be the entire area altogether...

How many multiples of 11 are there between 200 and 500?

(√x-3)(√x+5)