Can you find the odd number in the following?

2716, 4135, 5321 and 7145

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

I am the black child of a white father, a wingless bird, flying even to the clouds of heaven. I give birth to tears of mourning in pupils that meet me, even though there is no cause for grief, and at once on my birth, I am dissolved into air. What am I?

Name a key which is hardest to turn.

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

You can win me and lose me but never buy me
You can not eat me and never want to part with me
I can make you cry or bring you joy
I am not a machine and definitely not a toy
You keep me but i am not forever just yours
You might find me in a case or on a shelf next to a vase
I am hard and i am tall if you bump me i am sure to fall
I am made of different materials and am at many events
If your lucky and fight hard I might be yours
What am I ?

Which point will the car reach to go out?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?