Sally received an invoice on 1 st July 2021 that amount RM 5,250 for the items she purchased
including transportation charge of RM 120. Sally was offered a trade discount of 20% and 15%
by the supplier. A further 5% of the cash discount will be given if she pays within 10 days. Find the net price after the trade discount and the total amount Sally paid if the payment was made on 9th July 2021.

Astudent found the solution below for the given inequality. |x-9|< -4 x-9> 4 and x-9< -4 x> 13 and x< 5 which of the following explains whether the student is correct? -the student is completely correct because the student correctly wrote and solved the compound inequality. -the student is partially correct because only one part of the compound inequality is written correctly. -the student is partially correct because the student should have written the statements using “or” instead of “and.” -the student is completely incorrect because there is no solution to this inequality.