13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

What is red and smells like blue paint?

One day Jenifer meets the Lion and the Tiger in the Forest of Forgetfulness. She knows that the Lion lies on Mondays, Tuesdays, and Wednesdays, and tells the truth on the other days of the week. The Tiger, on the other hand, lies on Thursdays, Fridays, and Saturdays, but tells the truth on the other days of the week. Now they make the following statements to Jenifer:

Lion: Yesterday was one of my lying days.

Tiger: Yesterday was one of my lying days too.

What day is it?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Can you solve the below tricky visual equation?

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

What does this rebus means ?

PROG WORKRESS

I’m tall when I’m young, and I’m short when I’m old. What am I?