Solve.A fire fighter needs to estimate the height of a burning building. She estimates the length of her shadow to be 8 feet long and the length of the building's shadow to be 66 feet long. Find the height of the building if the fire fighter is 5
feet tall.
A. 73.995 ft
B. 44 ft
C. 110 ft
D. 99 ft
Answer: B
Mathematics
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Provide an appropriate response.Let sk denote the kth partial sum of the alternating harmonic series. Compute 
, 
, and 
. Which of these is closest to the exact sum (ln 2) of the alternating harmonic series?
A. 
B. 
C. 
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Solve.
+ 
= 1
A. 
B. 25
C. 9
D. 5
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Provide an appropriate response.A student turned in the following work in multiplying two numbers on a test paper. Can you decide what was done incorrectly and then give the correct answer?25.6×2.41024512 614.4
What will be an ideal response?
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Multiply. Write the answer in simplest form.
? 
A. 12
B. 
C. 
D. 
Mathematics