There are 6 brown, 5 blue, and 2 orange marbles in a hat. what is the probability
of picking two orange marbles in a row without returning the marbles back to the
hat? (write your answer as a fraction.)

Ineed to know the answer to this algebra question.

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7