Jim has three times as many comic books as Charles Charles has two thirds as many books as Bob Bob has 27 books how many comic books does Jim have

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28-01-2016
Mathematics

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Jim has three times as many comic books as Charles Charles has two thirds as many books as Bob Bob has 27 books how many comic books does Jim have

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apologiabiology apologiabiology · Answer 1 · 2016-01-28T19:02:39+01:00

apologiabiology apologiabiology

28-01-2016

j=jim number of books
c=charles number of books
b=bob number of books

j has 3 times as c
j=3c

c has 2/3 as many as b
c=2/3b

b=27
subsitute
c=2/3b
c=2/3(27)
c=18
subsitute
j=3c
j=3(18)
j=54

jim has 54

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