what's the probability of getting a king or a queen from a pack of 52 cards?

Which number comes next in the number series?

2, 9, 30, 93, ?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

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

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

What does below rebus means ?

Can you decipher the two rows to find the hidden word?

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