Solve the problem.The variable s is proportional to t, and s = 25 when t = 100. Determine t when s = 50.
A. 4
B. 200
C. 250
D. 190
Answer: B
Mathematics
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Prove that the equation is an identity.(1 + tan x)2 - 2 tan x = 
What will be an ideal response?
Mathematics
Solve. Write the fraction in simplest form.There are 21,000 runners at a marathon. If 2,000 are males, what fraction of the runners are males?
A. 
B. 
C. 
D. 
Mathematics
Write the equation of the line using the information given about its graph.Slope 
, y-intercept 3
A. y = - 
x - 3
B. y = - 
x + 3
C. y = 
x + 3
D. y = 
x - 3
Mathematics
Solve.If a flagpole 24 feet tall casts a shadow that is 32 feet long, find the length of the shadow cast by an antenna which is 36 feet tall. Round to the nearest tenth if necessary.
A. 27 feet B. 48 feet C. 21.3 feet D. 44 feet
Mathematics