exam Maths Puzzle Numerical Ability

The range of a set of scores is 42, and the lowest score is 28. Write and solve an equation to find the highest score. Hint in a data set, the range is the didderence between the highest and the lowest values.

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exam Other Question

A store wants to construct rectangular parking lot on land bordered on one side by a highway. It has 280 ft of fencing that is to be used to fence off the other three sides. What should be the dimensions of the lot if the enclosed area is to be a maximum? Alexis draws 300 circles with diameter 1, Brianna draws 400 squares with side length 1, and Cyril draws 500 equilateral triangles with side length 1. If they all draw with the same type of pen, who uses the most ink?