SOLUTION: Mindy wrote down a decimal number. The digit in the tenth's place is half the digit in the hundredth's place. If the product of the two digits is 18, what is the number?

SOLUTION: Mindy wrote down a decimal number. The digit in the tenth's place is half the digit in the hundredth's place. If the product of the two digits is 18, what is the number?

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Question 346348: Mindy wrote down a decimal number. The digit in the tenth's place is half the digit in the hundredth's place. If the product of the two digits is 18, what is the number?

Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
LET X BE THE TENS POSITION DIGIT & Y THE HUNDRETHS DIGIT.
XY=18 OR X=18/Y
Y/2=X
Y/2=18/Y CROSS MULTIPLY.
Y^2=36
Y=SQRT36
Y=6 ANS.
6/2=X
X=3 ANS.
.36 IS THE ANSWER.
PROOF
6*3=18

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