If M:N is 2:9 and N:P is 9:4 then M:P is equal to Options:
A) 1 : 4 B) 1 : 3 C) 5 : 2 D) 3 : 2 E) 1 : 2

Rationale: the two ratios given are having the same number 9 for n in both the ratios . hence - m : n = 2 : 9 n : p = 9 : 4 = > m : p = 2 : 4 = > 1 : 2 answer e
Answer: E