Perform the operation and reduce the answer fully 2/3 / 7/8

Taylor estimated the music department would raise $1,100 for new uniforms by selling tickets to a performance next week each ticket will be $12.75 about how many tickets does the music department need to sell for taylor's estimate to be reasonable

Aright triangle is formed by the points shown. find the length of the hypotenuse, which is line segment bc.

Aguy out ): this is hard on the brain and i can only do so much :