Susan is traveling to Staten Island via Manhattan. There are 3 different trains that travel from her home in Queens to Times Square, 5 trains that run from Times Square to the Staten Island Ferry, and 2 buses that run from the Staten Island Ferry to her home in Staten Island. How many different ways can Susan get from Queens to her home by train and bus, passing through Times Square and the Staten Island Ferry?

Question

calculusxy · Answer

This is practically for you to just multiply since these are like all possible possibilities. So what you want to do is that you want to multiply 3*5*2=30. Your answer is 30.

amberlykhan · Answer

How did you know to do that?

calculusxy · Answer

Why is it correct?

amberlykhan · Answer

Why`d you multiply?

calculusxy · Answer

Think it like a tree. The first 3 branches,then out of that comes 5 more, and then from that comes 2 more. So to calculate the total you want to multiply.

calculusxy · Answer

I know that this is the HCHS sample test. I go to that school.

amberlykhan · Answer

Ya, it is!

calculusxy · Answer

are you taking it tmrw?

amberlykhan · Answer

Yes, but I am having trouble with the sample questions.

calculusxy · Answer

Sure. Go on. Maybe I can help you with some.

amberlykhan · Answer

I`ll let you know while I`m doing them.

calculusxy · Answer

Sure. I'll be online. Just mention me @calculusxy

amberlykhan · Answer

I`ve stopped studying. I have to prepare for tomorrow? Any advice? How is the test like? How`d you pass?