$($a$)$

Calculate the gross margin, gross margin ratio, and inventory turnover ratio at October $31,2024,$ for:

i$.$ Bramble Ltd$.$

ii$.$ Crane Ltd$.$

$($Round gross margin ratio and inventory turnover ratio to $1$ decimal place, e$.$g$.15\mathrm{.}2\%$ or $10\mathrm{.}1.)?$