Foundation November 2020 Paper 3 Q15
15 A rectangle is three times as long as it is wide.
It has a perimeter of 44 cm.
Find the length of the rectangle. [4]
| Answer | Marks | Part marks and guidance | |
|---|---|---|---|
| 16.5 | 4 | B3 for 5.5 [cm] nfww or M2 for \(3x + x + 3x + x = 44\) or better or \(44 \div 8\) oe or M1 for \(3x\) [as length] and \(x\) [as width] or \(4x\) [as length + width] or \(8x\) [as perimeter] OR Using trial length and width with length \(= 3 \times\) width M1 for a perimeter found M1 for a second perimeter closer to 44 If 0 scored SC1 for answer 33 | May be other letters or in words for 2 or 1 mark \(3x\) and \(x\) may be on diagram |