If 600 people submitted the survey above, how many were in the 21-30 year old group? A) 112 B) 122 C) 132 D) 142

Estimate each quotient. show the compatible numbers you use. 0.00438 ÷ 0.00072

What are potential hypotheses (explanations) regarding why there are ecological equivalents between many metatherians and eutherians? discuss your hypothesis in terms of the processes that could lead to the current ecologies and distributions of metatherians and eutherians.

7x+8y=-18, 4x-9y=-3 solve the system of equations