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Compare the approximate revolution per minute of Turbine A to Turbine B.

59+115+275+437+492 = 1,378 total revolutions
1+2+5+8+9 = 25 total minutes
1,378÷25 = 55.1

48+154+208+316+372 = 1,098 total revolutions
1+3+4+6+7 = 21 total minutes
1,098÷21 = 52.3

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