Let a number with three digits has for its middle digit the sum of the other two digits, then it is a multiple of
1). 11
2). 10
3). 18
4). 50
We know that a number having x,y,z as its digit, is a multiple of 11,
If z + x - y = 0
Hence, y = z + x
2. The first hour of each sitting of the Parliament is called