!PLEASE HELP!

Two customers took out bank loans.

• Mary took out a 4-year loan for $10,000 and paid 6.50% interest compounded annually
• Kyle took out a 6-year loan for $10,000 and paid 4.50% interest compounded annually

What is the difference between the amounts of interest Mary and Kyle paid for their loans?
A) $123.87
B) $157.94
C) $212.30
D) $287.69

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.