猜谜语：1.Whatgoesthroughadoor,butnevergoesinorcomesout?2.Whatcanyouseewhenyoureyesshut(闭上眼)?英语逻辑题：1.Whatisthelargestpossiblenumberyoucanwriteusingonly2digits?2.Amotherisfivetimesasoldashers

Question

猜谜语：
1.What goes through a door,but never goes in or comes out?
2.What can you see when your eyes shut(闭上眼)?
英语逻辑题：
1.What is the largest possible number you can write using only 2 digits?
2.A mother is five times as old as her son.In 15 years she will be twice as old as her son.How old is she now?

Answer 1

1 air
2 eyelid眼皮
逻辑题
1 9^9..九的九次方..这个我不确定
2 25岁..儿子5岁..15年后 儿子20 妈妈20 刚刚好是两倍的年龄