Subtract.(-18) - (-9)
A. -9
B. -27
C. 9
D. 27
Answer: A
Mathematics
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Use the tests for divisibility to answer the question.Is 53 divisible by 7?
A. Yes B. No
Mathematics
The following table contains information about moons orbiting a planet named Geo I. Use the table to solve the problem.
Find the average distance from Geo I to its moon Luna 1.
A. 3900 km B. 3000 km C. 415 km D. 80,000.00 km
Mathematics
Solve the problem. The following data shows the number of housing starts in various years in one beachside community. 
Let f(t) be the number of housing starts at t years since 2009. The data can be modeled by the quadratic model 
. Use the model to predict the number of housing starts in the year 2021.
A. 102 B. 97 C. 104 D. 100
Mathematics
Solve the equation.30d2 + 55d + 25 = 0
A. 
B. 
C. 
D. 
Mathematics