Suppose an oil tanker hits a reef and begins to leak. The efforts of the workers repairing the leak cause the rate at which the oil is leaking to decrease. The oil was leaking at a rate of 39 barrels per hour at the end of the first hour after the accident, and the rate is decreasing at a rate of one barrel per hour. How many barrels of oil will leak in the first 6 hours?
?
A. 216 barrels
B. 132 barrels
C. 222 barrels
D. 231 barrels
E. 225 barrels
Answer: C
Mathematics
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Find the probability of the following card hands from a 52-card deck. In poker, aces are either high or low. A bridge hand is made up of 13 cards.In poker, a full house (3 cards of one value, 2 of another value)
A. 0.00655 B. 0.00000920 C. 0.00144 D. 0.0000385
Mathematics
Solve the equation.
= 12
A. {144} B. {-12} C. {-12, 12} D. {12}
Mathematics
Find the equation of the tangent line to the graph of f at the given point.f(x) = x2 + 11x - 15 at (1, -3)
A. y = 2x + 11 B. y = 11x + 15 C. y = 13x - 16 D. y = 11x
Mathematics
Divide by using long division.
A. 988 B. 988 R20 C. 988 R29 D. 29
Mathematics