exam Maths Puzzle Numerical Ability

This is a critical thinking exercise, that may or may not require algebra.
A Wagon Wheel is placed against a wall.One point on the edge of the wheel is 5 inches from the ground and 10 inches from the wall. What is the radius of the wheel?

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exam Other Question
A person invested $17,000 for one year, part at 10% part at 12% and the remainder at 15%. The total annual income from these investments was $2110. The amount of money invested at Rewrite with a rational exponent root:3:(18) Simplify