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

Respuesta :

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