Answer:
He used 30 words
Step-by-step explanation:
(8.40 - 6.00) divided by 0.08 = the number of words
Math, English
90 votes for History
40% votes for Math
Eng 17
His 9
Math 24
Sci 10
Favorite subject is Math, and English since they have more votes
History is 9 out of 60 which is 9/60=.15 times 100 for percent 15%
15% of 600 is .15*600= 90
Math is 24 of 60 which is 24/60=.04 times 100 for percent 40%
Answer is F(5)=11
