Answer:
Step-by-step explanation:
32
Answer: The new amount is 0.78*5500. Which is 4290. The decrease is 5500-4290=1210.
Answer:
11 m/s
Step-by-step explanation:
cause 8.5 add 2.5 then 11 then m/s
Answer:
B
Step-by-step explanation:
Answer:
Step-by-step explanation:
Let the speed of current be x
<u>Speed of the boat in same direction as current is</u>
<u>Speed against the current is</u>
<u>Based on the given we get the equation for time</u>
<u>Solving for x</u>
- 6(10 - x) = 4(10 + x)
- 60 - 6x = 40 + 4x
- 6x + 4x = 60 - 40
- 10x = 20
- x = 2
The answer is 2 mph