Problem Solving

for all positive integers T, T*=3T when T is odd and T*=1/2T when T is even. Which of the following is equivalent to to 9*x6*

81

54

36

27

18


OA is d

Ekta, this same question was just posted yesterday. Similarly, the original poster also expressed the answer choices incorrectly, which could be why you are unsure of your own answer...

Check it out: https://www.beatthegmat.com/answer-wrong ... 12345.html

Also, do a search of your question before you post. You can find the solution to your problem a lot faster that way.

Cheers,
Sandra

i m not satisfied with the explanation given in the last post thats why repost it again... can someone explain in detail please?

the answer in the other thread looked pretty comprehensive to me.
Which part doesn't make sense to you? It helps if you tell us which part you don't understand and then we can help.