Okay so...
There are 21 groups of 3.
21 x 3 = 63.
63 people are in the room.
1) The average increase in the level of CO2 emissions per year from years 2 to 4 is:
Average=[f(4)-f(2)]/(4-2)=(29,172.15-26,460)/2=2,712.15/2=1,356.075 metric tons. The first is false.
2) The average increase in the level of CO2 emissions per year from years 6 to 8 is:
Average=[f(8)-f(6)]/(8-6)=(35,458.93-32,162.29)/2=3,296.64/2=1,648.32 metric tons. The second is false.
3) The average increase in the level of CO2 emissions per year from years 4 to 6 is:
Average=[f(6)-f(4)]/(6-4)=(32,162.29-29,172.15)/2=2,990.14/2=1,495.07 metric tons. The third is false.
4) The average increase in the level of CO2 emissions per year from years 8 to 10 is:
Average=[f(10)-f(8)]/(10-8)=(39,093.47-35,458.93)/2=3,634.54/2=1,817.27 metric tons. The fourth is true.
Answer: Fourth option: The average increase in the level of CO2 emissions per year from years 8 to 10 is 1,817.27 metric tons.
The number of a radius is half of the diameter. so 3 is half of 6. your diameter is 6.
It would be E because.75 per candy bar
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Answer:
IV
Step-by-step explanation:
x > 0 in quadrants I and IV.
y > 0 in quadrants I and II.
The quadrant in which x > 0 and y < 0 is quadrant IV.
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The axes, x=0 or y=0, are in no particular quadrant. They are the boundaries between quadrants.