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The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels
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Mathematics, 22.06.2019 02:00
Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?
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Mathematics, 22.06.2019 04:00
Afew weeks ago, vera bought 5 apples from her local farmers' market. today, she bought 4 apples. what is the percent of decrease in the number of apples bought?
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A scale of 1 to 80 means...
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