Question

a:b=3; c:a=2; c-b=45 ;2b+a+3c=?

Answer 1

c=45+b
a=3b
c=2a
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c=2a ⇒ 45+b=2a ⇒ 45+b=6b ⇒ 45 = 5b ⇒ b=9
c=45+b ⇒ c= 54
c=2a ⇒ a=27
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2b + a + 3c = 18 + 27 + 192 = 237