Question

Remaining time - 5::59
Q.4 / 10 :A three digit number which on being subtracted
from another three digit number consisting of the same
digit in reverse order gives 594. The minimum possible sum
of all three digits of this number is:

होगा?​

Answer 1

Their values in decimal system are:

Value of xyz = 100x+10y + Z

and the value of zyx = 100z + 10y + x

Since by definition xyz - zxy = 594, we write

100x + 10y + z- (100z+10y + x) = 594

Or, 100x+10y + z-100z - 10y - x = 594

Or, 99x - 99z = 594 This gives

X - Z =

The number xyz has to fulfill the following

...(1)