Answer:
78.5
Step-by-step explanation:
This is because of the formula r^2pi since 5^2=25 and 25x3.14 it equal 78.5
1.539 divided by 10 which equal to 0.1539
The answer is <span>7 x 3/4 in simplest form = 21/4</span>
Pretty sure its 3 chapters an hour
Becouse if she reads 3 chapters per hours it will be 3 X 6=18