The accompanying tree diagram represents a two-stage experiment.
Mathematics
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Solve the problem.The rate of water usage for a business, in gallons per hour, is given by 
where t is the number of hours since midnight. Find the average rate of water usage over the interval 
A. 0.07 gallons per hour B. 4.24 gallons per hour C. 4.09 gallons per hour D. 4.12 gallons per hour
Mathematics
Solve the problem.Find the number of terms in the following arithmethic progression: -4, 3, 10, . . . , 157
A. 25 B. 24 C. 23 D. 22
Mathematics
Provide an appropriate response.The decimal 0.0023 would be written as 0.23%.
A. True B. False
Mathematics
Solve the compound inequality and graph the solution set on a number line. Except for the empty set, express the solution set in interval notation.5x < 15 and x + 5 > 2
A. ?
B. (-?, -3) ? (3, ?)
C. [-3, 3]
D. (-3, 3)
Mathematics