Question

1111.010001 in hexadecimal

Answer 1

We divide integer and fractional parts into 4-bit groups.

$1111.010001=1111|.|0100|0100$

integer part

$1111_2=F_{16}$

fractional part

both groups are the same

$0100_2=4_{16}$

So $1111.010001_2=F.44_{16}$