Mathematics, 30.09.2019 17:40 makayladurham19
Tinh can row at a rate of 6 mph in still water. it takes her 2 hours to row upstream from a dock to a park. she then rows back to the dock, and it only takes 40 minutes. what is the speed of the river current? 3 mph 12 mph 18 mph 48 mph
Answers: 2
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 23:00
An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?
Answers: 1
Mathematics, 22.06.2019 01:10
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?
Answers: 2
Tinh can row at a rate of 6 mph in still water. it takes her 2 hours to row upstream from a dock to...
Mathematics, 18.08.2019 17:00
English, 18.08.2019 17:00
History, 18.08.2019 17:00
History, 18.08.2019 17:00
English, 18.08.2019 17:00
Mathematics, 18.08.2019 17:00