The length of AC is 126 units.
Answer:
10 km/hr
Step-by-step explanation:
5 hrs = 40 more with 2 km/hr current
2 hrs= less 40 no current
40-2x5=30
30 without current for three hours
30/3=10 km/hr no current
***
CHECK
10x2=20
10x5=50+2x5=60
***
Hope this helps, and please mark me brainliest! thanks! >//-//<
After graphing the lines, you can see that the solution is (4, -1)
Answer:
The true statement is that the answer is 75
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given




Required

This is calculated as:

Since it is a selection without replacement, the computation is:

So, we have:



