Answer:

Explanation:
The table attached is part of the exercise (Without the table the question was incomplete).
We know that the cost of 1 kilogram of Chihuahua cheese is 78 and the Chihuhua cheese bought the day before cost 195.
The first step is to calculate the amount of cheese bought with 195:

Now, we need to add the fractions provided in the table (This table shows the amount of cheese that was used in that day). Then:

Finally, in order to find what fraction of Chihuahua cheese is left, we must subtract
and
:
