SPAR purchases $3000$ Apples at R$10$ each per annum. The apples are sold at $R20$ each at a steady rate during the year. The cost of placing a single order amounts to R$30.$ Inventory holding cost amounts to $10\%$ of the purchase cost. Calculate the:

$1\mathrm{.}1$ economic order quantity

$1\mathrm{.}2$ the number of orders that should be placed each year