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ro575
Junior Member

USA
4 Posts

 Posted - 09/25/2007 :  09:42:26 6.If A, B, C, and D each stand for a different single digit from 1 to 9, answer each of the following if:A + B = CDa)What is the value of C? Why?b)Can D be 1? Why?c)If D is 7, what values can A be?d)If A is 6 greater than B, then what is the value of D?

Subhotosh Khan

USA
9117 Posts

 Posted - 09/25/2007 :  09:49:15 quote:Originally posted by ro5756.If A, B, C, and D each stand for a different single digit from 1 to 9, answer each of the following if:A + B = CDa)What is the value of C? Why?b)Can D be 1? Why?c)If D is 7, what values can A be?d)If A is 6 greater than B, then what is the value of D?According to your definition:Does "DC" mean "D multiplied by C"?

skeeter

USA
5634 Posts

 Posted - 09/25/2007 :  13:22:23 quote:Originally posted by ro5756.If A, B, C, and D each stand for a different single digit from 1 to 9, answer each of the following if:A + B = CDa)What is the value of C? Why? 1 ... you tell me whyb)Can D be 1? Why? yesc)If D is 7, what values can A be? 8 or 9d)If A is 6 greater than B, then what is the value of D? 2

ro575
Junior Member

USA
4 Posts

 Posted - 09/25/2007 :  14:50:24 Darn you're fast.
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