exam Maths Puzzle Numerical Ability

Simplify.

a+1+3/a+5/a+1+3/a-1

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exam Other Question

A girl has ten coins, all nickels and dimes, with a total value of 70 cents. Find the number of each kind of coin. An employee who produces x units per hour earns an hourly wage of y = 0.55x + 7 (in dollars). Find the hourly wage for an employee who produces 13 units per hour.

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