Answer:
A. WORDS PER MINUTES
Speed = words / time
Speed = 840 words / 20 mins
Speed = 42 words per minute
B. WORDS PER HOURS
Speed = 840 words / (20/60min)
Speed = 2,520 words
Or another solution :
42 words per min x 60 mins = 2,520 words per hour
NOTE: for the 1st solution, we divide 20 mins by 60 mins to convert the mins to hrs which is what is asked in the problem. Don't forget to double check. Hope this helps :)
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Answers & Comments
Answer:
A. WORDS PER MINUTES
Speed = words / time
Speed = 840 words / 20 mins
Speed = 42 words per minute
B. WORDS PER HOURS
Speed = words / time
Speed = 840 words / (20/60min)
Speed = 2,520 words
Or another solution :
42 words per min x 60 mins = 2,520 words per hour
NOTE: for the 1st solution, we divide 20 mins by 60 mins to convert the mins to hrs which is what is asked in the problem. Don't forget to double check. Hope this helps :)