A debate team consists of five girls and four boys. (Everyone is distinguishable.) How many ways can they stand in line, so that at least two of the girls are standing next to each other?

You are ordering a new home theater system that consists of a TV, surround sound system, and DVD player. You can choose from 18 different TVs, 18 types of surround sound systems, and 4 types of DVD players.

Slope=-6; passes through (-4,1)

5. This formula works out the tax you pay. T = 0.3 (E - 10 600) T is the tax you pay in pounds. E is the amount you earn in pounds. Alison pays £5200 tax. Work out the amount she earns.

Convert. Round to the nearest hundredth if necessary. Acetic acid costs $33.19/gal. Find the cost per liter. X / L $

What is the slope of the line? 2x+4y=6-y

If a wave has a wavelength of 9 meters and a period of 0.006, what is the velocity of the wave?

What is a common factor of 72 and 108

13. The volume of a gas is inversely proportional to the pressure of the gas. If a balloon is filled with 210 cubic inches of a gas at a pressure of 14 pounds per square inch, find the new pressure of the gas if the volume is decreased to 70 cubic

This equation has one solution. 3 (x - 2) + 4x = 10 (x + 1)

An SRS of size n was taken to estimate mean body mass index (BMI) for girls between 13 and 19 years of age. The 95% confidence interval obtained had lower limit 19.5 and upper limit 26.3. Which of the following is NOT true? 1.