Shawn's science class has a ratio of 4: 5, girls to boys.
a. what is the ratio of boys to girls?
b. what is the ratio of boys to total students?
c. what percent of the class is boys?
d. what fraction of the class is girls?

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Usan threw a softball 42 yards on her first try and 5112 yards on her second try. how much farther did she throw the softball on her second try than her first? express your answer in feet and inches. 9 ft 12 in. 28 ft 12 in. 28 ft 6 in.