A survey of TV viewers found that 3 out of every 5 people rely on an evening news program as their only source of information. The survey based this on 630 people who said that they watched only the TV evening news to find out what was happening. How many people participated in the survey?

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?

What is the absolute value of the complex number -4- 2 v14 3.15 14 18