The number of socks for Hailey will be 163.
The Percentage is defined as representing any number with respect to the 100. It is denoted by the sign %.
Given that:-
The number of Haley's socks will be calculated as=
Socks = 777 x 21/100
Socks = 777 x 0.21
Socks = 163
Therefore the number of socks for Hailey will be 163.
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