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When its digits are reversed, a particular positive two-digit integer is increased by 20%. What is the original number?

 Nov 8, 2019

Best Answer 

 #1
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10B + A =1.2[10A + B], solve for A, B

 

A = 4   and   B = 5

 

So that: 54 / 45 = 1.2 or 20% increase!.

 Nov 8, 2019
 #1
avatar
+1
Best Answer

10B + A =1.2[10A + B], solve for A, B

 

A = 4   and   B = 5

 

So that: 54 / 45 = 1.2 or 20% increase!.

Guest Nov 8, 2019

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