HANS WOYDA MATHEMATICS QUIZ COMPETITION 1999/2000

7-9 1) A digital photograph measures 5 cm × 7 cm. It is made up of square pixels of side 0.1 mm. Find how many pixels there are in the photograph. 10-11 2) The diagram shows the rough positions of a coastguard O and two ships A and B. The coastguard can see ship A on a bearing of 059º, and ship B at a range of 10 km. ................
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