設(shè)蘋(píng)果樹(shù)有x棵.
x+3x+2*3x=270
10x=270
x=27
桃樹(shù):27*3=81(棵)
梨樹(shù):81*2=162(棵)
梨樹(shù).桃樹(shù).蘋(píng)果數(shù)共270棵,梨樹(shù)是桃樹(shù)的2倍,桃樹(shù)是蘋(píng)果數(shù)的3倍.梨樹(shù).桃樹(shù).蘋(píng)果數(shù)各多少棵?
梨樹(shù).桃樹(shù).蘋(píng)果數(shù)共270棵,梨樹(shù)是桃樹(shù)的2倍,桃樹(shù)是蘋(píng)果數(shù)的3倍.梨樹(shù).桃樹(shù).蘋(píng)果數(shù)各多少棵?
數(shù)學(xué)人氣：232 ℃時(shí)間：2020-05-25 01:47:07
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