The answer Is going to be 24
<span>16.1428571 = mean
3.563 = standard deviation
</span>
I'm assuming it's 57. Because 1/2 can equal .5 and 56.5+.5=57
Make bottom number same
ok, so remember
(a-b)(a+b)=a²+b²
so
to get from (y-x) to (y²-x²), multiply 2nd fraction by (y+x)
so multiply 2nd fraction by (y+x)/(y+x)

=

=
105000 that is the answer to ur question