Greyon Spinning Mills Inc. owns 600 spinning machines. Out of these, only 500 are used in a given year. Given this information, the utilization of spinning machines at Greyon Spinning Mills Inc. is .

the first successful, urban blues recording, selling more than 75,000 copies, was made in year 1920.

mamie smith recorded the first commercially successful example of the urban blues,   with the recording of “crazy blues”."crazy blues" was recorded on august 10, 1920, in new york city. within a month of the release of “crazy blues” it had sold 75,000 copies.

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explanation:

we're are the selections to pick from?

answer; burned it;