4MA0 Foundation June 2015 Paper 1 Q13

EdexcelFoundationOld spec5 marksFractions Percentages

13 In 2011, the population of Uganda was 34 million.
In 2011, 48% of the population of Uganda had a mobile phone.

(a) Work out how many people did not have a mobile phone in Uganda in 2011 (3)

(b) Write 48% as a fraction. (1)

Mark scheme (a)

Scheme	Marks
100 – 48 (= 52)	M1
\(\dfrac{\text{“}52\text{”}}{100} \times 34\;(0\ldots\ldots)\) oe or digits 1768	M1
17.68	A1
	(3)

M1: dep

A1: accept 17 680 000
accept 18, 18 000 000, 17.7, 17 700 000 if M2 awarded

Scheme	Marks
\(\dfrac{48}{100} \times 34\;(0\ldots\ldots)\) oe or digits 1632	M1
34 000 000 − “16 320 000” or 34 – 16.32	M1
17.68	A1

M1: \(\dfrac{48}{100} \times 34\;(0\ldots\ldots)\)

M1: dep

A1: accept 17 680 000
accept 18, 18 000 000, 17.7, 17 700 000 if M2 awarded

(“17 7000 000” in the printed mark scheme is read as 17 700 000)

Scheme	Marks
\(\dfrac{48}{100}\)	B1
	(1)