A letter is chosen at random from the word mathematics. find the probability that it will be a letter than A

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?

How do i put 3(x+7) in distributive property

[tex]5 \times1 \frac{12}{13} [/tex] me