The chorus at an elementary school is made up of fifth and sixth
graders. This year, the chorus has 12 fifth-grade girls, 9 fifth-grade
boys, 14 sixth-grade girls, and 10 sixth-grade boys.
a. The ratio of girls to boys is to .
b. The ratio of fifth graders to sixth graders is : .
c. The ratio of girls to the total number of students in the chorus is □
□

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w