book Maths Puzzle Numerical Ability

If the accounts payable department of XYZ company writes a check for $2303 to pay an invoice from WestCo, Inc. How much was the invoice total if the check written for $2303 includ

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book Other Question

Joe can finish a math test in 20 minutes less than Phyllis. If they work together on the test they can finish it in 30 minutes. How long would it take each one to finish it alone Find the vertex and focus of the Parabola whose equation is 4(y-2) = (x-4) ^2.

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