At the grocery store, LaKeisha buys 3 oranges, 2 cans of soup, and 1 box of cereal. The oranges cost $0.79 each, the soup costs $1.29 per can, and the box of cereal costs $3.49. Write an expression to represent the cost of LaKeisha’s groceries with the terms in the order they were described. *

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.

Find two numbers if their sum is 91 and the ratio is 6: 7?

How many times larger is 6 × 10^12 than 2 × 10^7? a. 30,000 b. 3,000 c. 3,000,000 d. 300,000