Solve the problem.In 1990, the population of a country was estimated at 4 million. For any subsequent year the population, P(t) (in millions), can be modeled by the equation 
where t is the number of years since 1990. Estimate the year when the population will be 21 million.
A. approximately the year 2093
B. approximately the year 2016
C. approximately the year 2088
D. approximately the year 2041
Answer: A
Mathematics
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Provide an appropriate response. Evaluate: 25
A. -32
B. 
C. 32
D. 
Mathematics
Find the GCD or LCM as indicated.Given 60 and 30, find the GCD.
A. 15 B. 6 C. 10 D. 30
Mathematics
Write the decimal as a percent.0.006
A. 6% B. 0.06% C. 0.6% D. 0.006%
Mathematics
During the construction of an office building, a hammer is accidentally dropped from a height of 784 ft. The distance the hammer falls in t sec is 
. What is the hammer's velocity when it strikes the ground? What is its acceleration?
?
A. ?224 ft/sec; 32 ft/sec2 B. ?32 ft/sec; 32 ft/sec2 C. ?266 ft/sec; 38 ft/sec2 D. ?224 ft/sec; 38 ft/sec2 E. ?266 ft/sec; 32 ft/sec2
Mathematics