Samyak Jain
Last Activity: 6 Years ago
Let the number be t . When it is divided by 72, the remainder is 10.
t = 72m + 10 , where m
W.
Now t is divided by 9, i.e.,
(72m + 10) / 9 = 72m / 9 + 10 / 9
72m is divisible by 9, so there is no remainder in this case.
But 10 is not divisible by 9, so there is remainder 1 in this case.
Ans. 1