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OpenStudy (anonymous):
10cm^3 of a normal specimen of human bood contain 1.2g of hemoglobin . how many grams does 40cm^3of the same blood contain?
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OpenStudy (saifoo.khan):
10 : 1,2 40 : x x = 4.8
OpenStudy (anonymous):
4x1.2=4.8cm^3of the same blood
OpenStudy (saifoo.khan):
Malin, http://openstudy.com/groups/mathematics#/groups/mathematics/updates/4ea0bd1b0b8bf5b42a2c9c48
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