Answer:
The answer should be B.
Step-by-step explanation:
Btw a school orchestra should usually contain only string instruments and whatnot. If it has woodwinds, brass instruments, and percussion, then that would be a band.
in 4 minutes it changed 8 feet
so 8/4 =2 feet per minute change
and since it dropped it would be a negative change so -2 feet per minute
<span>Store A, because the ratio of the number to the cost is 1:3 in Store A and 1:4 in Store B
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Answer:
triangular prism
0.5 X 5 X 4 X 9 = 90 cubed cm
cuboid
6 X 5 X 20 = 600 cubed cm
triangular prism : cuboid
90:600
now simplify
both are divisible by 30
3:20
this cannot be simplified further
answer = 3:20
Answer:
1. B
2.C
Step-by-step explanation:
A plot of land in the shape of a vertical ellipse. The equation of the ellipse is
If the foci are 8 feet from the center, then 
If the plot of land is 34 feet across the vertical axis, then 
Use formula 
(because ellipse is vertical, then b>a) to find a:
Then the plot of land is 2a=30 ft across the other axis.
If b>a, the eccentricity of the ellipse is
