If one cat eats 1.5 rats in 1.5 days, then in howmany days 3 cats will eat 3 rats??
Choose the correct choice from the following answers: A) 1 day B) 2 days C) 3 days D) 4 days E) 5 days

Rationale: 1 cat - - - - - - 3 / 2 rat - - - - - - - - - 3 / 2 days 1 cat - - - - - - ( 3 / 2 ) * 2 rat - - - - - ( 3 / 2 ) * 2 days ( rat doubled , days doubled ) 1 * 3 cat - - - - - 3 rat - - - - - - - - - - - 3 / 3 = 1 day ( cat * 3 , same rat , days / 3 ) answer : a
Answer: A