Mario has 9 pictures to hang. He hangs 2 rows with 3 pictures each. How many pictures does he have left to hang? Use parentheses pls

How many lines can be drawn through points j and k? 0 1 2 3

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists