Achecheers board is 8 square long and 7 squares wide. the area of each square is 14 square centimeter. estimate the perimeter of the checkers board to the nearest tenth of a centimeter

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Find the nonpermissible replacement for binthis expression. b2/5b +5