Answer
$5.52^{\circ}C$
Work Step by Step
Speed of sound is given by :-
$v=331+0.6T$
At $0^{\circ}C$ the velocity of sound is 331m/s
Speed of sound changes by 0.01, let the temperature be T
So, new velocity = $1.01\times 331=334.31m/s$
So, $334.31=331+0.6T$
$T=5.52^{\circ}C$