Homework Help: math

Posted by rylan on Wednesday, September 8, 2010 at 8:40pm.

Melissa collected three kinds of autumn leaves when she was out walking today-elm, maple and oak. She has 2 times as many maple leaves as elm leaves and 5 times as many oak leaves as elm leaves. Altogether she has 32 leaves how many of eash kind does she have?

math - Henry, Thursday, September 9, 2010 at 3:36pm
X Elm leaves.
2X Maple
5X Oak

X + 2X + 5X = 32,
8X = 32,
X = 32/8 = 4,
2X = 2 * 4 = 8,
5X = 5 * 4 = 20.

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