Write expanded notation.The number of steps in a stair-climbing race held in a Malaysian landmark building was 2725.
A. 2 thousands + 2 hundreds + 5 tens + 7 ones
B. 2 thousands + 7 hundreds + 2 tens + 5 ones
C. 7 thousands + 2 hundreds + 5 tens + 0 ones
D. 2 thousands + 0 hundreds + 2 tens + 5 ones
Answer: B
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Answer the question about spiral growth in nature. A spiral obtained by forming a series of Fibonacci rectangles by adding squares and then connecting opposite corners of the squares in a continuous arc is called a ____ .
A. Fibonnacci spiral B. logarithmic spiral C. chambered Fibonnacci rectangle D. golden rectangle E. gnomonic spiral
Solve the problem.The spinner shown is spun once. Find the probability that the spinner stops on 4. 
A. 
B. 
C. 1
D. 5
Solve the problem.Find (f + g)(x) given f(x) = 
and g(x) = 
.
A. 
B. 
C. 
D. 
Find the domain and the vertical asymptote of the function.f(x) = ln (4 - x)
A. Domain: (-?, -4); vertical asymptote: x = -4 B. Domain: (-?, 4); vertical asymptote: x = 4 C. Domain: (-4, ?); vertical asymptote: x = -4 D. Domain: (4, ?); vertical asymptote: x = 4