Can you calculate the probability of getting a sum of six when a dice is thrown twice?

There are three boxes which are labeled as Rs100, Rs150, and Rs200. One box contains two notes of Rs. 50. The second box contains one note of Rs50 and one note of Rs100 The third box contains two Rs. 100 notes. All boxes are labeled incorrectly.

What is the minimum number of boxes you must check in order to label all boxes correctly?

He runs but never walks. Murmurs, but never talks. Has a bed, but never sleeps. And has a mouth, but never eats?

What number divided by 4 is the same as that number minus 4?

As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

Replace the question mark with the correct number in below Picture:

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

I have branches, but no fruit, trunk or leaves. What am I?