Mathematics, 20.05.2021 20:20 unknown9263
The speed of sound is about 340 m/s. Find the wavelength of a sound wave that has a frequency of 20.0 cycles per second ( the low end of human hearing)
A. 10.3 m
B. 17.0 m
C. 22.5 m
D. 25.0 m
Answers: 2
Mathematics, 21.06.2019 15:40
Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.
Answers: 1
Mathematics, 21.06.2019 16:50
Its worth 10000000 points need asap if you answer correctly ill mark brainliest
Answers: 1
Mathematics, 21.06.2019 20:30
Find the value of x. give reasons to justify your solutions! c ∈ ae
Answers: 1
The speed of sound is about 340 m/s. Find the wavelength of a sound wave that has a frequency of 20....
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