Answer:
Hence, the amount of potatoes they ate is:

Explanation:
A chef cooked seven kilograms of mashed potatoes for a dinner
party.
Now it is given that:
If the guests only ate three-quarters of the amount he cooked,
We have to find the amount they ate?
( Three-quarters is an amount that is three out of four equal parts of something )
i.e. the guest ate:
3/4 of 7 kg of mashed potatoes.
which is given by:

Hence, the amount of potatoes they ate is:
