Find a number to replace the question mark so that the given fractions are equivalent.
= 
A. 84
B. 28
C. 42
D. 14
Answer: B
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Solve.A country has a population of 9.6 million in 1995, a growth rate of 1.3% per year, and immigration from other countries of 46,000 per year. Predict the population in the year 2015.[Model the situation by using a differential equation of the form 
= ay + b with 
This differential equation has solution 
A. 12.2 million B. 14.7 million C. 14.4 million D. 13.5 million
Choos the most reasonable metric measure.the length of a bedroom wall
A. 5 cm B. 5 km C. 5 m D. 5 mm
Solve the problem.The kind of symmetries found in the wallpaper pattern shown below are the identity and
A. translations only. B. translations and glide reflections only. C. translations, reflections and rotations only. D. translations and vertical reflections only. E. none of these
Solve the problem.The graph of a quadratic function has y-intercept (0, -144) and x-intercepts (-9, 0) and (8, 0). Find an equation of the function.
A. y = 2x2 - 2x + 144 B. y = 2x2 + 2x + 144 C. y = 2x2 + 2x - 144 D. y = 2x2 - 2x - 144