Tell your parents, or mention it to another member of staff, but maybe don't mention who it is you are concerned about, just ask for advice. Does your school have a peer support group you could talk to?

I don't really understand if you mean how much is a rand worth in another currency so here is some stuff off wikipedia.The first series of rand banknotes was introduced in 1961 in denominations of 1, 2, 10 and 20 rand, with similar designs and colours to the preceding pound notes to ease the transition. … Read more

Just type into google, youtube converter. Go on the top one and just copy and paste the youtube link into the bar. It is really good but just make sure the sound of the video is good quality.