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Mathematics 7 Online
OpenStudy (anonymous):

Mahesh wants to inflate 42 foil balloons with helium. If each balloon requires 0.45 cubic feet of helium, how much total helium will he use?

OpenStudy (anonymous):

simple multiplication problem, you have 42 balloons that require 0.45 cubic feet of helium each 42 balloons x 0.45 cubic feet = 18.9 cubic feet of helium

OpenStudy (saifoo.khan):

simply multiply.

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