The most logical answer is C, if you multiply the hours by the wages and then subtract the expenses you will reach C.
That is true. it is part of natural numbers.
Answer:
<em>The speed of a boat in still water is 6 miles per hour. </em>
Step-by-step explanation:
t =
(upstream)
t =
(downstream)
=
40 ( s - 2 ) = 20 ( s + 2 )
40s - 80 = 20s + 40
20s = 120
s = 6 mi / h
<em>The speed of a boat in still water is 6 miles per hour.</em>
May I please ask,Where is the Mathematic problem that I may solve. ;)