prep里有道很简单但却很容易忽略的题,我一哥们想了半天没想到,后来打给我,我看了后,发现原来是他没认真看。=o=!考试一定注意。 Alice's take-home pay last year was the same each month, and she saved the same fraction of her take-home pay each month. The total amount of money that she had saved at the end of the year was 3 times the amount of that portion of her monthly take-home pay that she did not save. If all the money that she saved last year was from her take-home pay, what fraction of her take-home pay did she save each month?