Answer :

He ether typed 50 words or he typed the word 'strokes' 250 times
Aaby
He typed the word 'strokes' 250 times. So, he typed 250 words.. Or, to find out how many letters he typed is 250*7 (250x7). The answer to that is 1750. You multiply it by seven because there are 7 letters in the word 'strokes'. Hope this helped!!!