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Write a program which calculates the volume of water deposited by a particular canal after a certain period of time.

The canal deposits water into a dam at a speed of 1m/s. The canal is 10m wide and
20m deep.

two 1000kg asteroids are located 10m apart in the asteroid belt. waht is the gravitional attraction between them. B) if the mass of the first astroid triples, how would the force change?. C) if the mass of the first asteroid triples and then distance reduced by half, what would the new force be?
Recursive sets are not closed under
a) complementation
b) intersection
c) substitution
d) min
The full state space tree of a corresponding n-queen's problem with all promising and non-promising nodes would have how many nodes?

a) n(n-1)/2
b) (n^n - 1)/(n-1)
c) (n^n+1 - 1)/(n-1)
d) n^n
In Progress...
Describe 4 queen's problem.
Let you are given an array of nine elements in non decreasing order. If you want to implement binary search on the given array of elements then the number of comparisons per successful search on the average will be
a) 3.21
b) 2.78
c) 3
d) 2
In Progress...
I am reading an ebook, teaching myself all the languages i'm starting with c++, i don't understand these problems and the ebook isn't very detailed. I'm studying Classes, Structures, and Objects.
Is it possible i can see an example program like this or be given a better reference

5. Ups and Downs
Write a program that displays the word UP on the bottom line of the screen a couple of
inches to the left of center and displays the word DOWN on the top line of the screen a
couple of inches to the right of center. Moving about once a second, move the word UP up
a line and the word DOWN down a line until UP disappears at the top of the screen and
DOWN disappears at the bottom of the screen.

6. Wrapping Ups and Downs
Modify the program you wrote for Programming Challenge 5, so that after disappearing
off of the screen, the word UP reappears at the bottom of the screen and the word DOWN
reappears at the top of the screen.The words should continue moving until the user presses
the [Enter] key to terminate the program
What impact does current fiscal and monetary policy's have on the economy?
Assume that the variable plist has been defined and refers to a list. Write a statement that assigns the next to last element of the list to x .
In Progress...
If an object is near the surface of the earth, the variation of its weight with distance from the centre of the earth is negligible. The weight of an object at sea level is given as mg. Given that the acceleration due to gravity at sea level is 9.81 m/s2 and the radius of the earth is 6370km, at what height above the surface does the weight decrease to 0.99 mg? What will be the value of g at that height?
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Ray on November 2013
solving policy
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