Solve.If a flagpole 21 feet tall casts a shadow that is 28 feet long, find the length of the shadow cast by an antenna which is 33 feet tall. Round to the nearest tenth of a foot, if necessary.
A. 17.8 ft
B. 44 ft
C. 40 ft
D. 24.8 ft
Answer: B
Mathematics
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Solve.A salesperson earns $350 a week plus a bonus of $20 for each service contract sold. What was her pay last week if she sold 3 service contracts?
A. $410 B. $350 C. $510 D. $60
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Find the exact value of the expression.
A. 
B. 
C. 
D. 2
Mathematics
Provide an appropriate response.Explain why the solution of a system of equations is the point of intersection of the graphs of the equations.
What will be an ideal response?
Mathematics
Evaluate.8.9 - 9.6 รท 2.5 ? (3.1 - 3.6)2
A. -6.46 B. -1.12 C. -0.07 D. 7.94
Mathematics