J.R. S. answered 06/02/17
Tutor
5.0
(145)
Ph.D. in Biochemistry--University Professor--Chemistry Tutor
2/5 x 10 = 20/5 = 4 girls
2/5 - 0.4
0.4 x 10 = 4 girls
Paula A.
asked 06/02/17J.R. S. answered 06/02/17
Ph.D. in Biochemistry--University Professor--Chemistry Tutor
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