480=60(v+s)
480=60v+60s
8=v+s
s=8-v...
480=80(v-s) using s from above we get:
480=80(v-(8-v))
6=v-8+v
6=2v-8
2v=14
v=7, and since s=8-v, s=1
So the rate of the team is 7m/s while the rate of the stream is 1m/s
Answer:
The perimeter is 6x+8
Step-by-step explanation:
2(2x+3) +2(x+1)
4x+6+2x+2
6x+8
The answer is 243 , ik this because i did it and i got it correct
Answer:
b
Step-by-step explanation:
100
Answer:
Step-by-step explanation:
add all divide by to total no.of value
64/4=16
mean=16