The sum of the digits of a two digit number is 9.

The sum of the digits of a two digit number is 9. If 27 is added to it, the digits of the number get reversed. The number
(a) 27
(b) 72
(c) 63
(d) 36

Solution:

ML Aggarwal Class 9 Solutions for ICSE Maths Chapter 6 Problems on Simultaneous Linear Equations mul Q4.1
ML Aggarwal Class 9 Solutions for ICSE Maths Chapter 6 Problems on Simultaneous Linear Equations mul Q4.2

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