How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

How many Watermelons are there in the below picture?

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

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

As shown in the picture below, we can see a boy hanging on the tree branch to save his life. There are various ways in which he can die like1. A snake hanging toward the right waiting to bite the boy.2. A roaring Lion near the tree.3. Two crocodiles are ready to attack if the boy reaches near water. The tree is chopped to some extent, so can fall as if he moves a lot. Can you give this boy an escape plan?

Buy me, smell me or deliver me, I do not change.

Who am I?

With the help clues provided in the image, can you find the 5 digit key?

By using 'because' continuously three times, can you make an English statement ?