A three-person committee is chosen at random from a group of 66 women and 55 men. Find the probability that the committee contains at least one man.

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function. a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.