There are of course more than three purposes of a democratic constitution, but perhaps the three most important are to declare popular sovereignty, the rule of law, and the separation of powers.
The hypothesis that Dr. Masood is testing when she let the groups of children take a test measuring their creativity is a causal hypothesis.
The test was that Dr. Masood let the children take was to measure whether playing video games can cause any change in the children’s creativity.
Let each of them start with x. Then Ahmad receives 180, giving him 180+x. Darryl spends 255, leaving him with x - 255. At this point, Ahmad has 4 times Darryl's money, so the equation is:
(180+x) = 4(x - 255)
180+x = 4x - 1020
1200 = 3x
x = 400
Each of them had $400 at first.
Soft money is a donation to a political party to help them fund general political activities, however, this money is not accounted to a particular candidate of the political party. This fund is outside of the federal campaign finance law, thereby, this fund is prohibited and limited if not used for political activity funds. It is controversial because the will be unidentified if this funds becomes a support for a candidate.
Precipitation carried away pollution made by mankind, where it is deposited into larger bodies of water.