Can you count the number of triangles in the given figure?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Find out the number of circles in the given picture having Illusion

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

The cream is heavier than Milk. True or False?

Name a key which is hardest to turn.

What has to be broken before you can use it?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?