In what time will a railway train 90 m long moving at the rate of 44 kmph pass a telegraph post on its way?  Choices.
A) 3	B) 5	C) 4.3	D) 6.5	E) 7.4

Rationale: "t = 90 / 44 * 18 / 5 = 7.4 sec answer : e"
Answer: E