exam Maths Puzzle Numerical Ability

A driver gear with 75 teeth running at 32 rpm (revolutions per minute) will transfer what rpm to a driven gear with 24 teeth?

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exam Other Question

A 29-ft board is cut into two peices, one of which is 13ft longer than the other. How long is each peice? How do you solve the square root of 18 times the square root of 3 over 10 with the 3 over 10 looking like a fraction?