Q$2)$ The following characteristics apply to a given disk pack with $10$ platters $($that is $18$ recordable surfaces. Calculate the following:

$\backslash$table$[[$Rotational Speed,$10$ms$],[$Transfer Rate,$0\mathrm{.}1$ms$/$ track$],[$Density per track,$19,000$ bytes$],[$Number of records in file to be stored,$200,000$ records$],[$Record size,$160$ bytes$],[$Block size,$10$ logical records$],[$Number of tracks per surface,$500]]$

$($i$)$ Number of blocks per track;

$($ii$)$ Waste per track;

$($iii$)$ Tracks needed to store the whole file;

$($iv$)$ Total waste to store the file.