Answer:
10 m
Step-by-step explanation:
Given:
The discharge of water is equal to the product of of its width, its average depth and its speed.
Let
be discharge of water,
be its width,
be its average depth and
be its speed.
So, 
As per question,

Plug in the above values and solve for
.

Therefore, the average depth of the Mississippi river is 10 m.
Answer:
Angle QPU = 110
Step-by-step explanation:
Since angle QPU & RPQ are supplementary angles, they add up to 180 degrees. So take 180 - 70 which gives you 110.
Answer:
V=125
look it up and a wole procces does it and shows you how to do it. Just look up
"Cube solve (units)" and you can do voloume and stuff