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During winter it rains on average 18 out of 30 days. Fiver winter days are selected at random. Find, correct to four decimal places, the probability that: The first two days chosen will be fine and the remainder wet, more rainy days than fine days have been chosen.

"To reach the most distant planets such as Saturn and Uranus space probes require very great speeds. These space probes make use of the slingshot or gravity-assist effect. Would an observer on the assisting planet agree that the probe's speed has increased? Discuss your reasons." Thanks in...

What are demographic indicators? Give five examples. What do they say about the distribution of world income and living standard? My homework. I can't really find them in my study guides and Tim Riley doesn't like to give definitions. Thanks in advanced

Can we build a list of words for these? I never know what words to use when asked to answer these kinds of questions: What is the composers' attitude to the sense of belonging in this piece and how is this conveyed? How is a sense of belonging conveyed in this piece? Belonging word list...

Do you handwrite your notes, type them or both and why? I type them because my handwriting is atrocious and typing them up allows colourful fonts, pictures and graphs/tables

Is there a chance that the year 12 half yearly (or hsc trials) will ask me questions from 2011? I.e in Physics can they ask me about the World Communicates again? I need to know if I have to read over my year 11 notes. Thanks in advanced guys