If 
is a child's rate of growth in pounds per year, which of the following expressions represents the increase in the child's weight (in pounds) between the years 3 and 7?
a. 
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. converges; 
C. diverges
D. converges; 
Solve the problem.The Richter Scale measures the magnitude M of an earthquake. An earthquake whose seismographic reading measures x millimeters 100 kilometers from the epicenter has magnitude M given by M(x) = log 
. Give the magnitude of an earthquake that resulted in a seismographic reading of 69,326 millimeters 100 kilometers from its epicenter.
A. 7.8 B. 1.8 C. 8.8 D. 6.8
Using the Rule of 78, find the amount of unearned interest for the loan paid in full before the date of maturity. Round to the nearest cent.Finance charge: $736Total number of payments: 23Remaining number of payments, when paid in full: 7
A. $61.09 B. $81.45 C. $56.00 D. $74.67
Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{3n2}
A. Arithmetic; d = 3
B. Geometric; r = 3
C. Geometric; r = 
D. Neither