1)Edwarddivides60stickersintotwogroups.If7timesthenumberofstickersinthesmallergroupisequalto3timesthatinthelargergroup,findthenumberofstickersinthesnallergroup.
2)Thereare18True-or-FalsequestionsinaMathematicstest.2markswillbegivenforeachcorrectanswerand1markwillbedeductedforeachwronganswer.IfMimianswersallthequestionsandgets24marks,howmanycorrectanswershasshegot?
请问该怎麼求,最好有解释.
Thanks~