The table shows the depth of six ocean trenches. (a) Which of these trenches has the greatest depth? (1) (b) Write down the value of the 5 in the number 8594 (1) (c) Write the number 4437 in words. (1) When written correct to the nearest hundred, one of the numbers in the table is 8500 (d) What is this number? (1) The Mariana Trench is 2864 metres deeper than the Diamantina Trench. (e) Work out the depth of the Mariana Trench. metres (2)

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