A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

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

In the addition below, all digits have been replaced by letters.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?

What English word has three consecutive double letters?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Assume the given figure to be a delicious doughnut. Yes, now you can concentrate more on the puzzle. So you have this delicious doughnut in your refrigerator when your friends come knocking at the door. There are eight of them. Now you have to make three cuts in this doughnut so that each one of you nine people can enjoy a piece of it. Neither you nor your friends would mind the size of their piece as long as they are getting it. How will you do it?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

What's the only room from which no one can enter or leave

Can you count the number of lines in the below picture?