If P is quadrupled (increased by a factor of 4), what is the effect on E?
a. E is unchanged
c. E is increased by a factor of 4
b. E is increased by a factor of 2
d. E is increased by a factor
of 16

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.