Give a rule in terms of n for the sum of the first n even positive integers

Tess rolls 2 fair dice. What is the probability of obtaining two 4's?

Use distributive property to simplify 11 (r+9)

Which graph shows the volumes, V, of rectangular prisms with lengths of 2 centimeters, widths of 3 centimeters, and heights of h?

A museum has 275,608 visitors last year. What is this number rounded to the nearest thousand, and how do you know?

What is the volume of a sphere if the radius is 6.3? Use 3.14 for pi. Round your answer the the nearest two decimal places.

The coefficients of the expression 2x^3-5x^2+x are:

Tuna provides 30 calories per ounce. On a graph representing the relationship between the number of ounces of tuna a person consumes and the number of calories the tuna provides which quantity should be graphed on the x-axis

You can afford monthly deposits of $190 into an account that pays 2.7% compounded monthly. How long will it be until you have $5,700 to buy a boat? Type the number of months: (Round to the next-higher month if not exact.)

Evaluate - 2a^2 if a = - 5/2 -25 -12 1/2 25 12 1/2

Jeremy swims 5 3/5 kilometers in a 7 day period. He swims the same distance each day. What distance does he swim?