3 1/2 as a improper fraction and7 and 4/5 as an improper fraction

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?