Solve the problem.A chemical solution contains 7% sodium. How much sodium is in 
of solution?
A. 28.571 mL
B. 2.857 mL
C. 1.4 mL
D.
| 0.14 mL |
Answer: D
Mathematics
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Solve the problem.A local department store sold carpets in 4 sizes. Each carpet came in 3 qualities. One size carpet came in 6 colors. The other sizes came in 5 colors. How many choices of carpet were there?
A. 69 B. 56 C. 60 D. 63
Mathematics
Find two sets of parametric equations for the given rectangular equation.y = 9x + 7
A. x = t, y = 9t + 7; -? < t < ?
x = 
, y = t + 7; -? < t < ?
B. x = 9t, y = t + 7; -? < t < ?
x = 
, y = t + 7; -? < t < ?
C. x = t, y = 9t + 7; -? < t < ?
x = 9t, y = t + 7; -? < t < ?
D. x = t, y = 9t + 7; -? < t < ?
x = t, y = 
+ 7; -? < t < ?
Mathematics
Add.
A. 0 B. -7 C. -4 D. -6 E. 4
Mathematics
Solve the absolute value equation.|x + 8| = 2
A. x = -10, 6 B. x = 10, -6 C. x = -6 D. x = -10, -6
Mathematics