Answer the question.In the 1980s, the population of Pleasanton decreased by 10%. In the 1990s, its population increased by 20%. How does the population of Pleasanton at the end of the 1990s compare with its population in 1980?
A. It is 12% higher.
B. It is 8% higher.
C. It is 10% higher.
D. It is 30% higher.
Answer: B
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Solve the problem.A rectangular swimming pool is being constructed, 18 feet long and 100 feet wide. The depth of the pool is measured at 3-foot intervals across the length of the pool. Estimate the volume of water in the pool using the Trapezoidal Rule.
A. 8700 ft3 B. 5800 ft3 C. 7700 ft3 D. 10,200 ft3
For the function f, construct and simplify the difference quotient 
.f(x) = 
A. 
B. 
C. 0
D. 
Factor the polynomial by removing any common monomial factor.3x2 + 15x
A. 3(x2 + 5x) B. 3x(x + 5) C. x(3x + 15) D. 3x(x + 5x)
Use the sample space shown in the figure to find the probability of rolling two dice that add to six.
?
What will be an ideal response?