Answer:
on a shoestring. With very limited financial means, as in The newlyweds were living on a shoestring. The precise allusion in this term is unclear. One fanciful theory is that debtors in British prisons would lower a shoe by its laces from a window so as to collect funds from visitors or passers-by.
Explanation:
If you look at a map of the Nile, you'll see it has a bunch of tributaries (Lake Victoria, Lake Kyoga, Lake Albert and Lake Tana) but those aren't where it ends, that's where it begins. The Nile River flows north because of the elevation, and it ends up in the Mediterranean Sea.<span />
A paragraph can be as long as it has to be. A paragraph is meant to contain an idea. It can be 20 sentences long or it can be 6 sentences long.
Even if you were to define that a paragraph is 6 sentences long, then comes the question, how long should a sentence be? 10 words? Or 25 words? And then comes how many letters the words should be on average. 2 letters per word on average? Or 7?
<span>So how long a paragraph can be is all relative...</span>