what is 6/10 as a %, 60%, 0.6%, what is 10/20 as a %, 50%, 1/2, what is 40/90 as a %, 44.44%, 40%, 40.5%, 40.6%, what is 20/50 as a %, 55%, 22%, 40%, 75%, what is 60/80 as a %, 70%, 75%, what is 2+2, window, 4.

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