Q561
Let a number of three digits have for its middle digit the sum of the other two digits. Then it is a multiple of :
A.
10
B.
11
AnswerC.
19
D.
50
Answer: Option B
Solution
Answer: Option B
Solution:
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