The ages of people in a class (to the nearest year) are as follows: Age
18
Number of students 14
19 20 21 22 23 24 25 32
120 200 200 90 30 10
30 10 2 1
What is true abut the median age?
A) It must be 20.
B) It could be any number between 19 and 21.
C) It must be 21.
D) It must be over 21.

Give an example of the type and scale of economic activity for a traditional economy.

If you are solving y2+2y=48 by completing the square, the next line would be y2 + 2y - 48 = 0 y2 + 2y + 4 = 52 y2 + 2y +1 = 49

In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. pollution has resulted in the depletion of phytoplankton. what effect would this situation likely have on the population of marsh snails and painted turtles? as phytoplankton were destroyed, the population of marsh snails would most likely then the population of painted turtles would mostly likely a. 1. increase 2. decrease 3. stay the same b. 1. increase 2. decrease 3. stay the same