If y varies jointly with x and z and y=90 when x=2 and z=9, find x when y=105 and z=3

mr. hudalla wants to go for a 24 mile run. lake phalen is about 3 miles around. How may times will mr. hudalla have to run around the lake to go 24 miles?

A ratio is a rate. Sometimes, always, or never true? Give an example.

The length of a rectangle is 8. more than the width. the area is 84 square feet. find the length and width of the rectangle.

The class has 31 textbook each textbook has 576 pages how many pages are there in all

Marcus has $5.45. He pays $1.25 for a bus ticket. He will buy some snacks before getting on the bus. Each snack will cost $0.75. a) Write an equation that can be used to find the maximum number of snacks (x) that Marcus can buy.

A particle is moving with the given data. Find the position of the particle. a (t) = 2t + 9, s (0) = 8, v (0) = - 7

A researcher would like to estimate p, the proportion of U. S. adults who support recognizing civil unions between gay or lesbian couples. If the researcher would like to be 95% sure that the obtained sample proportion would be within 1.

What is 27/50 as a decimal

Solve: 10 sin? (x) - 3sin (x) - 1 = 0 Let u = sin (x). The given equation is equivalent to (2u - 1) (5u + 1) = 0 Therefore sin (x) = or sin (x) =

Which measurement would be lest likely to be written in scientific notation: the thickness of a dog, the radius of a period on this page, or the ounces in a cup of milk? why?