Please help! Will mark brainliest! A boat traveled miles downstream in 1.5 hours. The return trip upstream took 2 hours. Find the boat’s rate of the rate of the current is 3 miles per hour.
Please solve algebraically without using the variable x.

5

Step-by-step explanation:

I am not quite sure if this is correct.

first I figured out how many minutes per 1 mile: 24

then I figured out how exactly much time 1.5 hours is: 1 hour and 12 minutes. then I subtracted that from 2 hours, knowing that 1.5 hours is 3 miles, I found that there was only 48 minutes remaining in that hour, which would be 24×2, aka 2 miles. so the final answer would be 5 miles, sorry for the run-on sentence. Yet again, I am not quite sure if this is right-

-From: Lemon

452,489 to the nearest thousand is 452,000

1/4 because there is 4 grades.