Use a percent equation to solve the percent problem.A chemical solution contains 7% lead. How much lead is in 
of solution?
A. 57.143 mL
B. 2.8 mL
C. 0.28 mL
D. 5.714 mL
Answer: C
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Find the inverse of the function.f(x) = 
- 6
A. f-1(x) = x + 9 B. f-1(x) = 3x + 6 C. f-1(x) = 3x + 18 D. f-1(x) = 3x - 18
The probability of rain today is 0.3. If it rains, the probability that Bill will forget his raincoat is 0.4. Find the probability that Bill will get wet. ? Please round the answer to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).
Write the decimal as a fraction or mixed number in lowest terms.-19.1698
A. -19
B. -19
C. -1916
D. -1
Choose the graph which, with its description of scale, accurately represents the equation.y = -2400x - 1700
A. 
Horizontal scale: 1 square = 500 units.
Vertical scale: 1 square = 500 units.
B. 
Horizontal scale: 1 square = 1 unit.
Vertical scale: 1 square = 1000 units.
C. 
Horizontal scale: 1 square = 1 unit.
Vertical scale: 1 square = 500 units.
D. 
Horizontal scale: 1 square = 1 unit.
Vertical scale: 1 square = 500 units.