Hamad sells fruits in his shop. One morning, he got 2 boxes of apples from 2 different suppliers.

The label on the first box says that it contains 50 apples with a total weight of 6300 g.

The label on the second box says that it contains 40 apples, and has a mean weight
of an apple of 144 g.

Hamad put all the apples from both boxes in one big container.

Find the mean weight of an apple in the big container.