If you guys can answer some of these it will be greatly appreiciated and will mark brainliest Please help! it is due today.

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

W-16=-12 solve each one step equation plz

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.