If L=3 and W=5,find P?

The holiday party will cost $160 if 8 people attend.if there are 40 people who attend the party, how much will the holiday party cost

Which expression represent a number that is one fourth as great as 10-2a. (10-2)+4b. (10-2)÷4c. (10-2)-4d. (10-2)×4

Write an equation of the parabola with the focus point of (0,1/3) and vertex at the origin. use x for the independent variable. explain. need !