If a student loses 6 kilograms, he will weigh twice as much as his sister. Together they now weigh 132 kilograms. What is the student's present weight in kilograms?	Choose the most appropriate option:
A) 82  B) 84  C) 86  D) 88  E) 90

Rationale: "let x be the weight of the sister . then the student ' s weight is 2 x + 6 . x + ( 2 x + 6 ) = 132 3 x = 126 x = 42 kg then the student ' s weight is 90 kg . the answer is e ."
Answer: E