The table below shows the monthly balances a person had on their credit card over a five-month period. What was the average monthly balance over the five-month period? Explain your reasoning.

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.