Winston has Just received his monthly credit card statement. He placed 7 charges on his card in the last month with a mean of $$21.09$ per charge. He knows that 6 of the charges were as follows: $$21.49, $22.40, $17.40, $21.76, $15.86, $16.40$ Determine the amount of the $7^{th}$ charge. Answer How to enter your answer (opens in new window)

Question

Winston has Just received his monthly credit card statement. He placed 7 charges on his card in the last month with a mean of

$21.09

per charge. He knows that 6 of the charges were as follows:

$21.49, $22.40, $17.40, $21.76, $15.86, $16.40

Determine the amount of the

7^{th}

charge. Answer How to enter your answer (opens in new window)

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