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Mathematics 15 Online
OpenStudy (anonymous):

GIVE MEADEL AND FAN!!!!!!!!!!!!!!!!!!!!!!!! everyone in andy's class has to do a science project out of the 20 students, 80% have completed their project. how many students still need to finsh their projects? A.100 B.36 C.16 D.4

OpenStudy (anonymous):

D.

OpenStudy (anonymous):

D. 4

OpenStudy (anonymous):

HHOW DO U KNOW THAT

OpenStudy (anonymous):

0.8*20=16 20-16=4

OpenStudy (anonymous):

yeah what musics_life said

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