13. In the formula, v = -, if f = 15 and v remains the same, which of the following is equivalent to b? (A) v/15 (B) 15/v (C) 15/vf (D) 15v

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.7: Applied Problems
Problem 68E
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13. In the formula, v = -, if f = 15 and v remains the same, which of the following is
equivalent to b?
(A) v/15
(B) 15/v
(C) 15/vf
(D) 15v
14.A phone company charges $1.20 for the first 2 minute and then $0.22 for each 4
minute after that. If a call cost $6.04, how many minutes long was it?
Transcribed Image Text:ctrl 13. In the formula, v = -, if f = 15 and v remains the same, which of the following is equivalent to b? (A) v/15 (B) 15/v (C) 15/vf (D) 15v 14.A phone company charges $1.20 for the first 2 minute and then $0.22 for each 4 minute after that. If a call cost $6.04, how many minutes long was it?
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