Solve the problem.A water tank can be filled in 9 minutes and emptied in 10 minutes. If the drain is accidentally left open when the tank is being filled, how long does it take to fill the tank?
A. 90 min
B. 
min
C. 
min
D. 
min
Answer: A
Mathematics
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Solve the problem.On a map of the Fox River, 1 centimeter represents 7 kilometers. If a trail by the river is actually 22.40 kilometers long, what is the length of the river on the map? Round to nearest tenth.
A. 10.4 centimeters B. 3.2 centimeters C. 15.4 centimeters D. 5.2 centimeters
Mathematics
Provide an appropriate response.Use the FOIL method to find the product: (a + 5)(a - 3)
A. a2 - 2a - 15 B. a2 - 8a + 15 C. a2 + 2a - 15 D. a2 + 8a - 15
Mathematics
Graph the linear equation.y = 8x
A. 
B. 
C. 
D. 
Mathematics
Translate the phrase to an algebraic expression. Let x represent the unknown number.two-thirds more than a number
A. x + 
B. 
x
C. 
x
D. x + 
Mathematics