Translate the sentence to an equation then solve.10 is equal to the quotient of r and 6.7.
A. 10 = 
, r = 
B. 10 = 6.7r, r = 3.3
C. 10 = 
, r = 67
D. 10 = 6.7r, r = 
Answer: C
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Solve the problem.A ball is thrown downward from a window in a tall building. The distance traveled by the ball in t seconds is 
where s is in feet. How long (to the nearest tenth) will it take the ball to fall 230 feet?
A. 2.9 sec B. 8.4 sec C. 3.8 sec D. 2.7 sec
Solve the problem.If an object is dropped from a tower of unknown height, the velocity of the object after t seconds can be obtained by multiplying t by 32 and adding 10 to the result. Therefore, you can express V as a linear function of t. Find the domain of this function.
A. (-1, ?) B. [1, 4] C. [0, ?) D. (-?, ?)
Describe the strength and direction of the linear correlation.
A. Weak positive linear correlation B. Little or no linear correlation C. Weak negative linear correlation D. Strong positive linear correlation
Identify the exponent and the base in the expression. Do not evaluate.-6.85
A. Exponent: 6.8; base: 5 B. Exponent: -6.8; base: 5 C. Exponent: 5; base: 6.8 D. Exponent: 5; base: -6.8