A nurse mixes 60cc of a 50% saline solution with a 30% saline solution to produce a 35% saline solution. How much of the 30% solution should he use?

Explain how to find the slope of the line if the equation is in standard form

Write an equation in slope intercept form of the line with the given parametric equations x=8t+3 y=9t+3

The table shows the height of the tree that Margo planted over an 11-month period.

Deja is a babysitter who charges $5 an hour for the first child and $2.50 for each additional child. How many children does she have to babysit, if she wants to at least $11.50 an hour?

What is 64% of 75 tiles

2x + 8 - 3x = 3 Solve for x and Show All work

5x8x56x101x1234x12+506

what is the correct upper and lower control limits for 8.42 pounds and the accectable range for plus or minus. 65 pounds

Argyle can read 7 pages of his book in 5 minutes. At that rate, how many pages can he read in two hours?

Country Population (1997 estimate) Area (square km) U. S. 272,648,000 9,364,520 Romania 22,609,000 237,391 Ghana 18,339,000 237,533 Which of these countries has the greatest population density? Which has the least?