Find the missing number. Round to the nearest hundredth if necessary.13? = 19
A. 1.38
B. 1.15
C. 1.46
D. 0.87
Answer: B
Mathematics
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Solve the problem.Let u = . Find 5u.
A.
B.
C.
D.
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Solve the problem.A certain person burns 6.5 calories per minute while walking. How many calories will be burned if that person walks for 2 hours?
A. 780 calories B. 7800 calories C. 13.0 calories D. 130 calories
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Solve the inequality and graph. Express your answer in interval notation.24x + 8 > 4(5x + 7)
A. [5, ?)
B. (-?, 5]
C. (-?, 5)
D. (5, ?)
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Solve and graph.x < 4 or x < 7
A. (-?, 7)
B. (4, ?)
C. (4, 7)
D. (-?, 4) ? (7, ?)
Mathematics