Can y'all answer this

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work

21/2 divided by 3 1/3 = s divided by 4 1/4 . what is s?

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