4400 Higher November 2004 Paper 3 Q10

EdexcelHigherOld spec3 marksRatio & Basic ProportionStandard Form

10 The table shows the mean distances of the planets from the Sun.

PlanetMean distance from the Sun (km)
Mercury\(5.8 \times 10^7\)
Venus\(1.1 \times 10^8\)
Earth\(1.5 \times 10^8\)
Mars\(2.3 \times 10^8\)
Jupiter\(7.8 \times 10^8\)
Saturn\(1.4 \times 10^9\)
Uranus\(2.9 \times 10^9\)
Neptune\(4.5 \times 10^9\)
Pluto\(5.9 \times 10^9\)
(a) Which planet is approximately 4 times as far from the Sun as Mercury? (1)
(b) Find the ratio of the mean distance of Earth from the Sun to the mean distance of Neptune from the Sun. Give your answer in the form \(1 : n\) (2)