instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: a man whose speed is 4.5 kmph in still water rows to a certain upstream point and back to the starting point in a river which flows at 1.5 kmph , find his average speed for the total journey ?
answer:
4


question:
Problem: a sells a bicycle to b and makes a profit of 60 % . b sells the same bicycle to c at a profit of 25 % . if the final s . p . of the bicycle was rs . 225 , find out the cost price of the bicycle for a .
answer:
112.


question:
Problem: find the area of a parallelogram with base 26 cm and height 16 cm ?
answer:

416 cm 2