Solve the problem.Infant mortality rate is given as the number of deaths per 1000. The mortality rate in country A is 6 less than 9 times the infant mortality rate of country B. The difference in the two mortality rates is 114. Find the mortality rate of each country.
A. country A: 133; country B: 19
B. country A: 165; country B: 19
C. country A: 129; country B: 15
D. country A: 126; country B: 12
Answer: C
Mathematics
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Solve the exponential equation.2x = 18
A. 9.000 B. 0.240 C. 4.170 D. 2.197
Mathematics
Perform the indicated operation.
A. -16
B. 
C. 6
D. 16
Mathematics
Solve the equation.32x + 3x - 6 = 0
Fill in the blank(s) with the appropriate word(s).
Mathematics
Estimate the answer by rounding as indicated.Estimate by rounding to the nearest ten.
A. 1349 B. 90 C. 1350 D. 1400
Mathematics