Just a little conversion (I recommend writing it out, so you can see the terms cancel out):
39 feet/minute x 1 yard/3 feet x 1 minute/60 seconds= .21667 yards per second
:)
Answer:




Step-by-step explanation:
Given



Required
Round up to highest place value

Highest place value here is thousand.
So:
, when approximated

Highest place value here is ten thousand.
So:
, when approximated
Highest place value here is ten thousand.
So:
when approximated
Highest place value here is ten thousand.
So:
when approximated

Highest place value here is ten thousand.
So:
when approximated
Two points can be (6,5) and (7,8)