Answer both questions and show all your work. ! : ) 1) there are 1000 rabbits and chickens on a farm and together they have 3150 legs. how many rabbits and how many chickens are there on the farm? 2) mike has 4 times as many stamps as andrew. if mike gives andrew 8 stamps, he will have twice as many stamps as andrew. how many stamps does each boy have?

What is the arc length when θ =pi over 3 and the radius is 5 cm? (5 points) 5 pi over 3 cm 10 pi over 3 cm 16 pi over 3 cm pi over 3 cm

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Solve 13 + w/7= -18 (w/7 is a fraction)