Decode this picture on T-Shirt and tell what it says ?

Using Only Five 5's and any mathematical operator make sum as 37

The sum of a mother, her baby and her dog's weight is 170 Kg. How much does the baby weigh if the mother weighs 100 kg more than the combined weight of the baby and the dog, and the dog weighs 60 per cent less than the baby?

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

What makes this number unique: 8,549,176,320?

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211