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Seven times a two digit number …

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Seven times a two digit number is equal to four time the number obtain by reversing the digit.if the difference of the digit is 3.determine the number.

Posted by Neeraj Kumar 8 years ago

CBSE > Class 10 > Mathematics

1 answers

Himanshu Kumar 8 years ago

7(10x+y) = 4(10y+x) Then, solve it get y = 2x Now, Y-x =3 2x-x =3 X =3 and y =6. No. -36

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CBSE > Class 10 > Mathematics

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CBSE > Class 10 > Mathematics

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Posted by Hari Anand 6 months, 1 week ago

CBSE > Class 10 > Mathematics