14) In kickboxing, it is found that the force, f, needed to break a board, varies inversely with the length, L, of the board. Write and solve an equation to answer the following question: If it takes 15 Ibs. of pressure to break a board 7 feet long, how many pounds of pressure will it take Mr. Shepard to break a board that is 3 feet long? A) 21 Ibs B) 35 Ibs C) 105 Ibs D) 525 Ibs

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 11E
icon
Related questions
icon
Concept explainers
Topic Video
Question
number 14
E Rational Unit Assessment
Rational Unit Assessment - Goo X
d/1ytjgVHHYuv3Sd8sauYKyY7Eagh_BFmUmR4NMzqHNfJ4/edit
Request edit access
D) As x - 00, f(x) 6 and as x - o, f(x) - 6
14) In kickboxing, it is found that the force, f, needed to break a board, varies inversely
with the length, L, of the board. Write and solve an equation to answer the following
question: If it takes 15 Ibs. of pressure to break a board 7 feet long, how many pounds of
pressure will it take Mr. Shepard to break a board that is 3 feet long?
A) 21 Ibs
B) 35 Ibs
C) 105 Ibs
D) 525 Ibs
15) For a given set of rectangles, the length varies inversely with the width. In one of
these rectangles, the length is 7 and the width is 10. For this set of rectangles, calculate
the width of a rectangle whose length is 5.
A) 14
B) 7
C) 8
D) 3.5
Transcribed Image Text:E Rational Unit Assessment Rational Unit Assessment - Goo X d/1ytjgVHHYuv3Sd8sauYKyY7Eagh_BFmUmR4NMzqHNfJ4/edit Request edit access D) As x - 00, f(x) 6 and as x - o, f(x) - 6 14) In kickboxing, it is found that the force, f, needed to break a board, varies inversely with the length, L, of the board. Write and solve an equation to answer the following question: If it takes 15 Ibs. of pressure to break a board 7 feet long, how many pounds of pressure will it take Mr. Shepard to break a board that is 3 feet long? A) 21 Ibs B) 35 Ibs C) 105 Ibs D) 525 Ibs 15) For a given set of rectangles, the length varies inversely with the width. In one of these rectangles, the length is 7 and the width is 10. For this set of rectangles, calculate the width of a rectangle whose length is 5. A) 14 B) 7 C) 8 D) 3.5
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Application of Algebra
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, advanced-math and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage