Dominic pays 7% interest on his $16,000 college loan and 12% interest on his $15,000 car loan. What average interest rate does he pay on the total $31,000 he owes? (Round your answer to the nearest tenth of a percent.)​

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.