i need help with 2 questions please help

Question

anonymous · Answer

Question 1 (Multiple Choice Worth 5 points)

(04.04)Kelly read 30 pages of her 300-page book in 6 hours. At this rate, how long will it take her to read the entire book?

 60 hours
 5 hours
 6 hours
 30 hours

anonymous · Answer

@purplemexican 
@mathstudent55 
Wouldnt it be 60 hours?

hartnn · Answer

yes, 60 is correct :)

anonymous · Answer

ok thank you so much.

Marcus painted one-third  of his bedroom in fourth-fifths of an hour. At this rate, how long would it take him the paint the entire room?

  five-twelfths  of an hour
  twelve-fifths   of an hour
  fifteen-fourths  of an hour
  four-fifteenths  of an hour

hartnn · Answer

what do u think?

anonymous · Answer

well i want to say b.
What do you have to do to figure this one out?

hartnn · Answer

1/3rd in 4/5th of an hour

so overall time will be 3 times of that,
which is 

$\large 3\times \dfrac{4}{5}$

hartnn · Answer

so yeah, b is correct :)

anonymous · Answer

Thank you :)

hartnn · Answer

welcome ^_^