问题标题:
教我做这个数学图是5不是4321的,POW#5:ACyclingProblemOrvilleandWilburownedabicycleshopwhichalsosoldtricycles.Oneday,theydecidedtotakeaninventoryoftheirstock.Theyeachvolunteeredtocountoneitem,whichwouldha
问题描述:

教我做这个数学图是5不是4321的,

POW#5:ACyclingProblem

OrvilleandWilburownedabicycleshopwhichalsosoldtricycles.Oneday,theydecidedtotakeaninventoryoftheirstock.Theyeachvolunteeredtocountoneitem,whichwouldhaveworkedoutjustfineifonehadcountedbicyclesandtheotherhadcountedtricycles.But,OrvilleandWilburwereveryindependentthinkers.OrvillecountedthenumberofpedalsintheshopandWilburcountedthenumberofwheels.

Orvillefoundthattheyhad144pedalsintheshop,andWilburfoundthattheyhad186wheels.Allpedalsandwheelswereactuallypartsofeitherbicyclesortricycles.Theywerejustabouttostartoverwiththeirinventorywhentheirfriend,KittyHawkins,whowasagoodproblem-solver,challengedthemtofigureoutthenumberofbicyclesandtricyclesfromtheinventorytheyhadalreadydone.

CanyouhelptheWrightbrothers?

郭飚回答:
  假设:有X辆bicycle,有Y辆tricycles   则:2X+2Y=144(pedals)   2X+3Y=186(wheels)   所以:X=30(bicycle)Y=42(tricycles)
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《教我做这个数学图是5不是4321的,POW#5:ACyclingProblemOrvilleandWilburownedabicycleshopwhichalsosoldtricycles.Oneday,theydecidedtotakeaninventoryoftheirstock.Theyeachvolunteeredtocountoneitem,whichwouldha|高中数学问答-字典翻译问答网》
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