Fill in the blank with one of the words or phrases listed below.
Two numbers are 
of each other if their product is 1.
A. mixed number
B. reciprocals
C. composite number
D. undefined
Answer: B
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Solve the equation.15(9c - 3) = 9c - 8
A. 
B. 
C. 
D. 
Determine whether matrix B is the inverse of matrix A by finding the product AB.A = 
, B = 
A. B = A-1 B. B ? A-1
Solve the problem.A law firm has two senior partners (A and B) and three associate partners (C, D, and E). In order for any decision to be made concerning the practice, both senior partners and at least two associate partners must agree. Compute the Banzhaf power index for each voter. If another senior partner, F, is added, compute the new Banzhaf power index for each voter assuming that two senior partners and two associates must agree.
A. Prior: A and B have index of 
; C, D, and E have index of 
.
New: A, B, C, D, E, and F have index of 
.
B. Prior: A, B, and C have index of 
; D and E have index of 
.
New: A, B, C, D, E, and F have index of 
.
C. Prior: A and B have index of 
; C, D, and E have index of 
.
New: A, B, C, D, E, and F have index of 
.
D. Prior: A has index of 
; B, C, D, and E have index of 
.
New: A, B, C, D, E, and F have index of 
.
Solve the problem.Bob is 72 years old and Susan is 45 years old. Write a simplified ratio in three different ways of Bob's age to Susan's age.
A. 
, 5 to 8, 5:8
B. 
, 8 to 5, 8:5
C. 
, 1 to 9, 1:9
D. 
, 72 to 45, 72:45