If a : b= 2:3 find (3a + 5b): (2a + 3b).
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Step-by-step explanation:
a/b=2/3
a=2b/3
(3a+5b):(2a+3b)
==>(3(2b/3)+5b):(2(2b/3)+3b)
==>(2b+5b):(4b/3+3b)
==>7b:13b/3
==>21:13
Therefore (3a+5b):(2a+3b)=21:13
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