Answer
a) b and 4
b) a and 5
c) 4b
d) 5a
Work Step by Step
The means are the 2nd and 3rd terms.
The extremes are the 1st and 4th terms.
$b \times4=4b$
$a \times5=5a$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 7 - Section 7.2 - Proportion - Exercises - Page 276: 6
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