A bag has 10 marbles and 4 are black. Joseph picks 2 marbles without replacing the first. What is the probability that both are black?

Which of the following represents an equation of a line with a slope of 0? a) x = - 2 b) y = - 4 c) y = 2x d) x + y = 0

Student purchased 7 binders for a total of $8.61. Write or type an equation that can be used to find the cost of each binder, n, in dollars. What is the cost in dollars, of each binder?

Are there whole numbers that are not rational numbers.

Carpeting costs $9.99 a yard. If Jan buys 17.4 yards, how much will it cost her? (Round your answer to the nearest hundredth)

Which is not true about the random sample method? A. Each member of the population has an equal chance of being selected. B. The sample is likely to represent one portion of the population. C. Computers can be used to select the sample. D.

Factor sec^2x-secx+tan^2x

john is packing a box that is shaped like a cube and has an edge that is 25 centimeters long how much space is available in the box

A student has a container with a volume of 1.5 liters. She estimates the volume to be 2.1 liters. By what percent is the student's estimate off? (Round to the nearest percent as needed.)

Multiply the polynomials. (8x2 + 6x + 8) (6x - 5)

Numbers that are divisible by 2,4,6,8,10 have to be.