Convert the following base $10$ numbers $($decimal$)$ to base $2($binary$)$ and base $16($ hexadecimal$).$

Truncate the binary number fractions to $4$ digits if necessary and truncate the hex number fractions

to $3$ digits if necessary.

a$.(430)10$ in binary in hexadecimal

b$.(251)10$ in binary in hexadecimal

c$.(15\mathrm{.}25)10$ in binary in hexadecimal

d$.(22\mathrm{.}625)10$ in binary in hexadecimal