Use a app called photo math it works good.
Answer:
A
Step-by-step explanation:
I believe this is correct, if not feel free to let me know and I will fix it. I'm sorry in advance if it is incorrect.
Answer:
B, D
Step-by-step explanation:
These are the correct answers.
He can read
chapters of his history book in 1 hour.
<em><u>Explanation</u></em>
Franco read 3/8 of a chapter of his history book in 1/5 of an hour.
Suppose, he can read
chapters of his book in 1 hour at this rate.
So, the equation according to the <u>ratio of 'the chapter to the time'</u> will be....

So, he can read
chapters of his history book in 1 hour.
ANSWER:
0.29
STEP BY STEP:
Just divide 2/7 then round
you get 0.28571428571 when dividing
then round to 0.29
hope this helps