Solve the problem.In the following formula, y is the minimum number of hours of studying required to attain a test score of x: 
How many hours of study are needed to score 89? Round your answer to the nearest hundredth, if necessary.
A. 38.70 hr
B. 100.93 hr
C. 3.87 hr
D. 7.16 hr
Answer: C
Mathematics
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Provide an appropriate response.Which list contains all the factor pairs of 36?
A. 1(36), 2 (18), 3(12) , 4(9), 6(6) B. 1(36), 6(6) C. 1(36), 2(18), 4(9) D. 1(36), 2 (18), 3(12) , 6(6)
Mathematics
Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 64
A. a6 B. 12a C. 6a D. ab
Mathematics
Solve the problem.Find the grade point average (GPA) of a student with 28 credits with a grade of A, 20 credits with a grade of B, 16 credits with a grade of C, 2 credits with a grade of D, and 0 credits with a grade of F.
A. 3.06 B. 2.92 C. 3.07 D. 3.12
Mathematics
Find the distance between P and Q.P(u - w, k), Q(u + w, k)
A. 
B. 2
C. 
D. 2
Mathematics