AP ICET 2019 Shift 2 Paper

Question : 78 of 200

Marks: +1, -0

If p : q = 7 : 9 , then (4p - 2q) : (3p + q) =

Solution:

Let p = 7k and q = 9k

⇒ 4 p-2 q: 3 p+q=4(7 k)-2(9 k):3(7 k)+(9 k)

=10 k : 30 k

=1: 3

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