$5\mathrm{.}5\mathrm{.}1[5]<5\mathrm{.}3>$ What is the cache block size $($in words$)?$

$5\mathrm{.}5\mathrm{.}2[5]<5\mathrm{.}3>$ How many entries does the cache have?

$5\mathrm{.}5\mathrm{.}3[5]<5\mathrm{.}3>$ What is the ratio between total bits required for such

a cache implementation over the data storage bits?