Asked by LISA
Owen has 20% more marbles than Danny. Danny has 40% less marbles than Connie. Owen has 21 marbles less than Connie. How many marbles does Danny have?
Answers
Answered by
Damon
connie = c
danny = d = .6 c
owen = o = 1.2 d = 1.2*.6 c = .72 c
o = c - 21
so
o = c-21 = .72 c
.28 c = 21
c = 75
d = .6 c = 45 the end
danny = d = .6 c
owen = o = 1.2 d = 1.2*.6 c = .72 c
o = c - 21
so
o = c-21 = .72 c
.28 c = 21
c = 75
d = .6 c = 45 the end
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