12 is 15% of what number?

Alaina wants to decide whether her current cell phone plan is better than a package that another company offers.

2/4 greater or less than 2/5

Ruby is visiting a wildlfe center to gather information for he paper. The center has circular pond with a diameter if 20. What is the approximate area of the pond?

The area of a triangle is 6.75m2. If the base of the triangle is 3 m, what is the height of the triangle?

Simon has a rectangular garden that is 10 feet wide. The perimeter of the garden is 50 feet. What is the area of Simon's garden? ft2

A DVD is on sale for $1.05 off. This is a 15% discount from the original price. Use an equation to find the origina price O $16.05 $15.75 $10.50 O $7.00

Describe the process of factoring using the 'x' method or the 'box' method

For women aged 18-24, systolic blood pressures (in mm hg) are normally distributed with a mean of 114.8 and a standard deviation of 13.1.

The base of a right circular cone has a radius of 4 inches and a slant height of 9 inches. If the radius and the slant height are multiplied by 6, by what factor is the surface area multiplied? A. 6 B. 36 C. 24 D. 54

2. Solve the following system. Show all your work. - 3x + 2y + z = - 6 x + 3y + 2z = 5 4x + 4y + 3z = 13 Is there a step I'm skipping because every time I add the first 2 equations, I keep getting - 2x + 5y + 3z with no variables eliminated.