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| 等 级：资深长老 |
| 经 验 值：1465 |
| 魅 力 值：428 |
| 龙 币：7278 |
| 积 分：2983.4 |
| 注册日期：2006-09-19 |
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two 智力题
智力题一
”A frog is climbing a 20-foot high tower, it goes up 4 feet in the day time while falls 3 feet during the night, how long will the frog get to the top?“
Actually it climb up only 1 feet everyday.So it will arrive 16 feet in 16 days later.Then it he will reach 20 feet next day.
智力题二
"you are now cooking pies with a pot, the pot can fry 2 pies at the same time, each pie has 2 sides and each side need 2 minutes frying. you have 5 pies, how long can you finish the cooking process?“
10 minutes.
First,I will earmark the sign on one side of each pie. " A B C D E F "
Then mark the another side as "1 2 3 4 5" in sequence.
So I will cook "A2 B3 D4 C5 F1"
Spring♂(690660444) 11:53:21
At last, I can cook five pies in ten minutes.
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2010-06-25 17:07:29
