A fun quiz

OntarioSPCA · Mar 16th, 2010, 15:26

Using five numbers provided (8, 6, 3, 5, 25) only once each (in any order), arrive at the answer (72) using addition, subtraction, multiplication, and division once each (in any order).

rayleighca · Mar 16th, 2010, 15:30

3 x 25 - 5 + 8 - 6

OntarioSPCA · Mar 16th, 2010, 15:33

引用:

作者: rayleighca

3 x 25 - 5 + 8 - 6

you can only use '+', '-', '*', and '/' once.

OntarioSPCA · Mar 16th, 2010, 20:10

has anyone got the answer? come on IT guys!

小南瓜 · Mar 16th, 2010, 21:12

可以用括号吗？

OntarioSPCA · Mar 16th, 2010, 21:30

引用:

作者: 小南瓜

可以用括号吗？

Certainly!

小南瓜 · Mar 17th, 2010, 04:12

(25/3+5)*6-8

up2you · Mar 17th, 2010, 08:44

引用:

作者: 小南瓜

(25/3+5)*6-8

我昨天半夜想出来的。

Mar 16th, 2010, 15:26	#1
OntarioSPCA Senior Member 注册日期: Feb 2009 帖子: 207 积分:3 精华:1	A fun quiz Using five numbers provided (8, 6, 3, 5, 25) only once each (in any order), arrive at the answer (72) using addition, subtraction, multiplication, and division once each (in any order).

Mar 16th, 2010, 21:12	只看该作者 #5
小南瓜 Senior Member 注册日期: Dec 2007 帖子: 422 声望: 218358	可以用括号吗？
小南瓜 Senior Member 注册日期: Dec 2007 帖子: 422 声望: 218358

Mar 17th, 2010, 04:12	只看该作者 #7
小南瓜 Senior Member 注册日期: Dec 2007 帖子: 422 声望: 218358	(25/3+5)*6-8
小南瓜 Senior Member 注册日期: Dec 2007 帖子: 422 声望: 218358

Mar 16th, 2010, 15:30	只看该作者 #2
rayleighca Senior Member 注册日期: Nov 2006 帖子: 457 声望: 1551322	3 x 25 - 5 + 8 - 6

Mar 16th, 2010, 20:10	只看该作者 #4
OntarioSPCA Senior Member 注册日期: Feb 2009 帖子: 207 积分:3 精华:1 声望: 1	has anyone got the answer? come on IT guys!