Mathematics (Syllabus D) 4024/21 — May/June 2015
Cambridge O-Level · Calculator · worked solutions for every part, with the mark scheme
Topics Algebra and Graphs · Mensuration · Number · Trigonometry · Geometry · Coordinate Geometry · +4 more
A furniture salesman earned $36200 last year.
He had to pay 22% of this amount as tax.
How much was left after paying tax?
$ ______
His earnings of $36200 were made up of $25000 basic salary plus 8% of the value of the furniture that he sold.
Calculate the value of the furniture that he sold.
$ ______
He bought a bookcase from the shop where he worked.
Its marked price was $1080 but because he worked there, he only paid $756.
Calculate the percentage discount on the marked price that he had been given.
______ %
George opened an account and invested a sum of money at 4.5% simple interest per year for 3 years. At the end of the 3 years he closed the account, withdrawing a total of $681.
Calculate the amount that George invested.
$ ______
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