An architect’s blueprint for the kitchen in a new house shows it to be 5.75 inches long and 5 inches wide as shown in the figure. if the actual length of the full size room will be 23 feet, what will be the actual width of the living room?
a.) 17.75 feet
b.) 20 feet
c.) 21 feet
d.) 26.45 feet

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?