For her science project, Sylvia collected flowers and measured their length. The line plot displays the lengths of the flowers. If the flowers were laid end to end, what is the total length of all the flowers?

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?

4+(2+x) can you me solve this problem

Randy and trey take turns cleaning offices on the weekends. it takes randy at most 4 hours to clean the offices. it takes trey at most 6 hours to clean the offices. what is the greatest amount of time it would take them to clean the offices together? 2.4 hours 2.5 hours