Solve the linear system by using an inverse matrix.
A. {(-2, -3, 3)}
B. {(2, 3, 5)}
C. {(2, -3, 1)}
D. ?
Answer: C
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Find the slope of the line with the given inclination. Round your answer to the nearest thousandth, if necessary.0°
A. 0° B. 1 C. 0 D. Undefined
Solve the problem.The cross-sectional area of a cylinder is given by A = ?D2/4, where D is the cylinder diameter. Find the tolerance range of D such that 
< 0.01 as long as Dmin < D < Dmax.
A. Dmin = 3.558, Dmax = 3.570 B. Dmin = 3.567, Dmax = 3.578 C. Dmin = 3.558, Dmax = 3.578 D. Dmin = 3.567, Dmax = 3.570
Solve the problem.It takes 
of grass seed to seed 
of lawn. At this rate, how much grass seed would be needed for 
of lawn? Round your answer to the nearest whole number.
A. 232 ounces B. 506,000 ounces C. 239 ounces D. 236 ounces
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Write the ratio $20 to $15 as a fraction in simplest form.
A. 
B. 
C. $
D. $