exam Maths Puzzle Numerical Ability

6x+6/5+3/5x+7/3

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exam Other Question

square root of 64 s to the 4th t to the 3ed Commercial airliners fly from NY to Paris 5 times as fast, or 400 miles/hour
faster than the Lindbergh's plane.
A. at what speed did Lindberghs plane fly?
B. At what speed do co