4400 Higher November 2004 Paper 3 Q3

EdexcelHigherOld spec5 marksFractions Properties of Numbers

(a) Nikos drinks \(\frac{2}{3}\) of a litre of orange juice each day.
How many litres does Nikos drink in 5 days?
Give your answer as a mixed number. (2)

(b)

(i) Find the lowest common multiple of 4 and 6.

(ii) Work out \(3\frac{3}{4} + 2\frac{5}{6}\).
Give your answer as a mixed number.
You must show all your working. (3)

Scheme	Marks
\(\frac{2}{3} \times 5\) or \(\frac{10}{3}\)	M1
\(3\frac{1}{3}\)	A1
	(2)

Mark scheme (b)

Scheme	Marks
(i) Answer: 12	B1
(ii) \(\frac{9}{12}\) and \(\frac{10}{12}\) or \(\frac{19}{12}\) or \(\frac{45}{12}\) and \(\frac{34}{12}\) or \(\frac{79}{12}\)	M1
\(6\frac{7}{12}\)	A1
	(3)
	(5 marks)

Notes

M1: or \(\frac{18}{24}\) and \(\frac{20}{24}\), or \(\frac{38}{24}\) etc

A1: or \(6\frac{14}{24}\)