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The average high temperature for the week below was 65 degrees. What was the temperature Wednesday? A. 65B. 56C. 72D. None of the aboveI will appreciate the help

The average high temperature for the week below was 65 degrees What was the temperature Wednesday A 65B 56C 72D None of the aboveI will appreciate the help class=

Respuesta :

Since the average high temperature is 65

Average = sum / n

N = no of days

n = 5

65 = 76 + 70 + x + 68 + 55 / 5

Introduce cross multiplication

65 * 5 = 76 + 70 + x + 68 + 55

325 = 269 + x

Make x the subject of the formula

x = 325 - 269

x = 56

The answer is 56

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