What triangle can be obtuse?
1 answer:
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It says that she withdrew 525 dollars from a saving account over a total period of 14 days.
As this amount is debited from her account, so it would be a negative number in her passbook i.e. -525 dollars.
To find the average change in the account balance, we can divide the total amount withdrawn from the account by the total number of days.
Average change in account balance = .
Average change =
Hence, option A is correct i.e. .