Higher January 2020 Paper 2R Q10

EdexcelHigherCurrent spec3 marksStandard Form

10 The table shows information about the surface area of each of the world’s oceans.

OceanSurface area in square kilometres
Pacific\(1.56 \times 10^8\)
Indian\(6.86 \times 10^7\)
Southern\(2.03 \times 10^7\)
Arctic\(1.41 \times 10^7\)
Atlantic\(1.06 \times 10^8\)
(a) Work out the difference, in square kilometres, between the surface area of the Atlantic Ocean and the surface area of the Indian Ocean.
Give your answer in standard form. (2)

The surface area of the Pacific Ocean is \(k\) times the surface area of the Arctic Ocean.

(b) Work out the value of \(k\).
Give your answer correct to the nearest whole number. (1)