In any ecosystem, the size of a population

A. always stays the same.

B. only depends on the population's reproductive rate.

c. may change over time.

D. only depends on the amount of resources available.

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Two pizzas were each cut into sixths, Ashraf, Drew, and Katie shared the pizza equally. How many sixths did each friend get?

Aeen is drinking a beverage that has a pH of 3.3. Marien is drinking a beverage that has a pH of 2.7. About how many time the hydrogen ion concentration of Aeen's drink is the hydrogen ion concentration of Marien's drink?

Write 42 1/2 % as a simplified fraction.

If a penny is 0.061 inch thick what is the value of the 6 in the thickness of a penny

G = 3t2 - 5t + 6 P = - 8t² + 7t - 9 G + P= Your answer should be a polynomial in standard form.

13 is 26% of what number

A rectangular area of 36 f t2 is to be fenced off. Three sides will use fencing costing $1 per foot and the remaining side will use fencing costing $3 per foot. Find the dimensions of the rectangle of least cost.

How do you raise $7.50 by 20%

Mike purchased a round wall clock the clocks radius is 10m what is the circumference of the clock

The value of a professional basketball player's autograph rose 30% in the last year. It is now worth $273.00. What was it worth a year ago? A. $200.00 B. $210.00 C. $230.00 D. $220.00 Reset