UTET Paper 2 Math Science 2019 Solved Paper

Question : 96 of 150

Marks: +1, -0

if P ∶ Q = 3 ∶ 4, Q ∶ R = 8 ∶ 10, R ∶ S = 15 ∶ 17 then P ∶ Q ∶ R ∶ S है -