Solve the problem. Round money amounts to the nearest cent.Kristin switched from drinking 3 cups of drip coffee per day to drinking 5 cups of decaffeinated coffee per day. How many fewer grams of caffeine is she consuming each week? Assume that a cup of drip coffee contains 97 mg of caffeine and a cup of decaffeinated coffee contains 6 mg of caffeine.
A. 18.27 g
B. 2.61 g
C. 0.261 g
D. 1.827 g
Answer: D
Mathematics
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Solve.Jim and Steve's motorboats both travel at the same speed. Jim pilots his boat 75 miles before docking. Steve continues for another 4 hours, traveling a total of 175 miles before docking. How long did it take Jim to navigate the 75 miles?
A. 5 hr B. 25 hr C. 7 hr D. 3 hr
Mathematics
For the given representation of f, graph its reflection across the 
and the 
Line graph determined by the table
A. x-axis: 
y-axis: 
B. x-axis: 
y-axis: 
C. x-axis: 
y-axis: 
D. x-axis: 
y-axis: 
Mathematics
Write the system of linear equations that the augmented matrix represents. Use the variables x, y, and z.
A. x = -7 y = -1 z = 0 B. x = 0 y = 8 z = 9 C. x = 1 y = 7 z = 8 D. x = -1 y = -7 z = -8
Mathematics
Subtract.9 - 
A. 
B. 
C. 
D. 
Mathematics