exam Maths Puzzle Numerical Ability

Help Please!

Kevin earned $165 interest for 1 year on an investment of $1500. At the same rate, what amount of interest would be earned by an investment of $2500?

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exam Other Question

Simplify by combining like terms.

x√18 - 3√8x^2
Find the perimeter of the triangle. one side is 3, one side is radical 3 - radical 2, the other side is radical 3 + radical 2. woooosh over my head, please help me.