Write a fractional rate. Simplify the rate to a unit rate and write it as a phrase.While walking, Joe's heart beats 2577 times in 30 minutes. What is the unit rate in beats per minute?
A. 
; 79.9 beats per minute
B. 
; 0.012 beats per minute
C. 
; 89.3 beats per minute
D. 
; 85.9 beats per minute
Answer: D
Mathematics
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A. Converges B. Diverges
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Solve the system.4x - 2y - 4z = -3-5x + 6y - 6z = 88x - 4y - 8z = 5
A. (-3, 8, 5) B. (2, 2, -1) C. Infinitely many solutions D. No solution
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Solve the problem.Find two consecutive even integers whose product is 224.
A. 14, -16 B. 14, 16 or -14, -16 C. -14, -16 D. 14, 16
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Solve the system.
A. (4, 3), (3, 4) B. (-4, 3), (-3, 4) C. (-4, -3), (-3, -4) D. (4, -3), (3, -4)
Mathematics