The Flash could do everything twice as fast. Except you never saw him think twice as fast or speak twice as fast. Could he do math faster than the other superheroes? Could he compute the tip for the bill twice as fast?

Quote

“The Flash could do everything twice as fast. Except you never saw him think twice as fast or speak twice as fast. Could he do math faster than the other superheroes? Could he compute the tip for the bill twice as fast?”