Question 136
In a family of $35$ cats, Mau weighed $250$ grams less than the average weight of all cats in the family including Mau. After going out alone and finding food, Mau returned weighing $600$ grams more than the average weight of all cats in the family including Mau. Apart from Mau, the weight of the other cats remained unchanged. How many grams did Mau gain?
(Gantumur Choijilsuren)
(Gantumur Choijilsuren)