4. On Saturday. raggie had 16 minutes
remaining on his cell phone plan. He used 1/2
of those minutes calling his mother. He talked
to his friend for another 5 minutes. After he
made those two calls, how many minutes did
he have left?

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.