QUESTION $2$: SHORT RANGE WIRELESS NETWORKS

$2\mathrm{.}1$ Consider the Bluetooth technology in your smartphone to have each frame of HV$3$ voice packet in Bluetooth that carry $80$ bits of sample speech.

Determine

$2\mathrm{.}1\mathrm{.}1$ The hopping rate of the Bluetooth? $(2)$

$2\mathrm{.}1\mathrm{.}2$ The number of bits that are transmitted in one slot? $(2)$

$2\mathrm{.}1\mathrm{.}3$ The efficiency of the packet transmission? $(2)$

$2\mathrm{.}2$ Based on question $2\mathrm{.}1,$ how often do HV$3$ voice packet have to be sent to support $64$ kbps voice in each direction?