Natalia and 2 friends combined their money to go to the state fair. All 3 girls contributed an equal amount. The table shows how they spent 1/2 of the total amount of money. They spent the rest of the money on all-day ride passes. Amount Spent
Rodeo tickets $4.50
Food $7.50
How much money did each girl contribute?

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.