Realistically would be 20.
22 is the greatest known factor
It looks like the options are missing something, but based on what I can see it looks like
<span>D.She could divide 9.42 by to find the radius, then multiply 9.42 by the radius.</span>
In math
"is" means equals (=)
"of" means times (x)
x is 25% of 104
x = 25% x 104
x = .25 x 104
x = 26
He was 26 years old