after the cashier rings up your total, you're surprised to see what you owe for all of the items, you were charged $29.75. The receipt says the original amount, before the sale, was $85. what discount did you receive?​

100 points? me its important ‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️‼️

Change negative exponents to positive. then solve. round to four decimal places

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?