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Mathematics 10 Online
OpenStudy (anonymous):

the teacher needs to buy rulers for her class of 30 students rulers come 8 in a box if she purchases 4 boxes how many rulers will ot be used

OpenStudy (anonymous):

2

OpenStudy (anonymous):

8 in a box * 4 boxes --> 32 rulers but only 30 students so 2 rulers will not be used.

OpenStudy (anonymous):

\[All i know is that you gotta \div something b\]

OpenStudy (saifoo.khan):

LOL^

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