Number 4
2 marks · NormalA phone is sold for £594, which includes a profit of 20%. Explain briefly how to find the original price paid for the phone and state the calculation you would do.
Work this out on paper, then compare with the answer and worked solution below. With a free account you can submit written answers for marking.
Show answer
Divide £594 by 1.2 to find the original price.
Must show: divide by 1.2
Also accept: £594/1.2
Common mistakes: subtracts 20% of 594 instead of dividing
Show mark scheme and worked solution
Marking points
M1 · 1 mark · States or describes dividing by the appropriate multiplying factor
A1 · 1 mark · Correct division shown: 594 ÷ 1.2
Worked solution
Since selling price is original price × 1.2, divide by 1.2 to get the original price: 594 ÷ 1.2 = £495.