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Pre-Algebra 7 Online
OpenStudy (deaththekid975):

Three students are preparing information packets about an upcoming fundraiser event. • Lauren prepared 270 packets in 45 min. • Hannah prepared 450 packets in 1.5 h. • Jakob prepared 280 packets in 1 h and 10 min. Who worked the fastest? A. Lauren B. Hannah C. Jakob D. they all worked the same rate

OpenStudy (aveline):

Can you convert the hours to minutes?

OpenStudy (deaththekid975):

i converted hannahs

OpenStudy (aveline):

How many packets does she prepare per minute?

OpenStudy (deaththekid975):

450 in 90 minutes

OpenStudy (aveline):

450/9=5 Therefore, Hannah prepares 5 packets per minute. Can you convert the others?

OpenStudy (deaththekid975):

laurens 6 per minutes

OpenStudy (aveline):

Right.

OpenStudy (deaththekid975):

jakob seems difficult:/

OpenStudy (aveline):

Jakob prepares 280 packets in 70 minutes. 280/70=?

OpenStudy (deaththekid975):

4

OpenStudy (aveline):

Right. This means that Lauren works the fastest, at a rate of 6 packets per minute :)

OpenStudy (deaththekid975):

thanks

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