Solve the problem.One fifth of Joan's earned income is deducted for withholdings. Three tenths of the withholdings are for federal income tax. What fraction of Joan's earned income is deducted for federal income tax?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the missing parts of the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate.C = 105.8°a = 4.7 kmb = 8.3 km
A. c = 10.6 km, A = 25.2°, B = 49° B. No triangle satisfies the given conditions. C. c = 13.5 km, A = 27.2°, B = 47° D. c = 16.4 km, A = 23.2°, B = 51°
Mathematics
Graph the parabola.x2 = 6y 
A. 
B. 
C. 
D. 
Mathematics
Graph the equation.(y - 1)2 = 8(x - 1)
A. 
B. 
C. 
D. 
Mathematics
Use the square root property to solve the quadratic equation.5x2 - 4x - 9 = 0
A. 
, -1
B. 
, -1
C. 
, 1
D. 
, 0
Mathematics