$2.$ CMD Asset Management has the following fee structure for clients in its equity fund:

$1\mathrm{.}05\%$ of first $$6$ million invested

$0\mathrm{.}80\%$ of next $$6$ million invested

$0\mathrm{.}65\%$ of next $$12$ million invested

$0\mathrm{.}50\%$ above $$24$ million

a$.$ Calculate the annual dollar fees paid by Client $1,$ who has $$28$ million under management, and Client $2,$ who has $$88$ million under management.

b$.$ Calculate the fees paid by both clients as a percentage of their assets under management.