There are 260 athletes at a meeting. They each give a Valentine's Day card to everyone else. How many cards were given?

An association of art museums releases a study reporting that museums with restaurants have a greater number of annual visitors. Which statement describes the best conclusion to draw from the study? A.

What is the value of the expression. - 2/9 - (-5/9) =

Equivalent fractions for 9/11, 15/17, and 2/3 using the least common denominator.

Using technology, determine the present value given that you make quarterly payments of $1,635 at 4.2% compouded quarterly over a 3 year period. Round your answer to the nearest cent. a. $15,168.06 c. $19,180.84 b. $19,188.94 d. $18,344.05

The minute hand of a clock is 3 inches long. How far does the tip of the minute hand move in 5 minutes

a boat going upstream at 4 mph then travels downstream at 10 mph. what is the rate of the boat in still water

At a pet store, the ratio of female birds to male birds was 7:4. Write a sentence explaining what this means.

Factor 5x^2a^2 - 19xa^2 - 4a^2. Show your work.

The diagonals of a parallelogram are 2.3 cm and 3.2 cm long. can you tell if the parallelogram is a rhombus

The machine has 30 yellow balls, 45 blue balls, and 75 pink balls. Suppose the store purchases a shipment of 2,000 rubber balls. How many balls of each color should be expected in the shipment?