Jane, andre and maria picked apples. andre picks three times as many pounds as maria. jane picks two times as many pounds as andre. the total weight of the apples is 840 pounds. how many pounds of apples does andre pick?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

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.