, what is the value of

You are lookng at a billboard 40m away with an angle of elevation of . At what height is the billboard?

What is the propability of getting a sum of six if two dices are thrown at once?

A leader rests against a wall is perpendicular to the ground if the bottom of the ladder is 4m away from the b...

In a room of 36 people. 20 players play chase while 28 players play poker. How many players play both?

A fair six side dice is rolled. Find th probality of getting an odd number or a number less than 4.

How many positive integers less than ten thousand are multiples of both eight and eighteen.