exam Maths Puzzle Numerical Ability

A laser beam is transmitted with a "width" of 0.00200 degree. What is the diameter d of a spot of the beam on an object 258,000km distant?

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The price of an item is given by p=2x^2 - 100. find the polynomial that represents the revenue generated from the sale of x items. Cleopatra ("Cleo") the camel works for the owner of a small, remote banana plantation. This year's harvest consists of three thousand bananas. Cleo can carry up to one thousand ban