Solve.The length of a wrench is inversely proportional to the amount of force needed to loosen a bold. A wrench 8 inches long requires a force of 220 lb to loosen a rusty bolt. How much force would be required to loosen the same bolt using a 6-inch wrench? (Round to the nearest whole number, if necessary.)
A. 303 lb
B. 293 lb
C. 241 lb
D. 276 lb
Answer: B
Mathematics
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A. 
B. - 
C. - 
D. 
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Write the complex number in rectangular form.3(cos 60° + i sin 60°)
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ i
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Find all solutions of the equation.sin x = -1
A. 2n?
B. x = ? + 2n?
C. x = 
+ 2n?
D. x = 
+ 2n?
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Write an equation relating the variables in the situation described.The amount of money M in a piggy bank containing only nickels and dimes d, when there are five more nickels than dimes.
A. M = 0.15d B. M = 0.1d + 0.20 C. M = 0.15d + 0.25 D. M = 0.05 + 0.1d
Mathematics