What word begins and ends with an E, but has only one letter?

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

What is the riddle which can be asked all day with a different correct answer each time.

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Which part of London exists in France as well ?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1