TASK DEFINITION: The task is to generate the correct answer for a given math problem.
PROBLEM: Problem: a train 140 m long is running at 60 kmph . in how much time wiu it pass a platform 260 m long ?

SOLUTION: 24 sec

PROBLEM: Problem: the owner of a furniture shop charges his customer 10 % more than the cost price . if a customer paid rs . 8800 for a computer table , then what was the cost price of the computer table ?

SOLUTION: rs . 8000

PROBLEM: Problem: at the end of the day , february 14 th , a florist had 120 roses left in his shop , all of which were red , white or pink in color and either long or short - stemmed . a third of the roses were short - stemmed , 20 of which were white and 10 of which were pink . the percentage of pink roses that were short - stemmed equaled the percentage of red roses that were short - stemmed . if none of the long - stemmed roses were white , what percentage of the long - stemmed roses were red ?

SOLUTION:
50 %