How many grams of NaCl are needed to make 250mL of 15% saline solution?
A. 0.375g
B. 375g
C. 37.5g
D. 3.75g
Answer: C
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Use the square root property to find all real or imaginary solutions to the equation.-6k2 + 24 = 0
A. {-14.5} B. {±2} C. {±4} D. {2}
Find the indicated function value for the function.f(x) = {
f(-6)
A. -35 B. 37 C. 60 D. -36
Multiply. Write the answer in simplest form.
× 
A. 
B. 
C. 
D. 
Solve the problem.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied. Make a scatter diagram of the data. What is happening to the speed of the car during this time frame?
A. The speed of the car
decreased as time elapsed.
B. The speed of the car
decreased as time elapsed.
C. The speed of the car
increased as time elapsed.
D. The speed of the car
increased as time elapsed.