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ye but how does bos distinguish between rank 1,2,3,... and so on in the state surely there cant be 20 ppl rank who got perfect score from a school

must be really easy exams. were they easy?

84/84 external, so 100 external -___-

how do they determine it? like in maths extention 1 many people got full marks

hey just facing a dilemma between sources that contradict each other. in the chemistry of dry cell what is the oxidation and the reduction reactions? thx

at my school, different classes did the physics test at different periods of the day. is this fair?

o i think they are the 'old' posts. the old posts are the posts before bos got hacked or something which caused it to shutdown. those posts are just liek that unfortunately.. :/

Is the hsc bio better than the prelim bio. I respect biology as a great subject, but i noticed that the hsc bio topics are so much better than the prelim topics. Can i have some other opinions?

It is given that 3 hotels must be occupied. Since Joanne and David are always staying together they are to be counted as 1 unit. There are three other ppl left, so together there are 4units. so in nPr, n=4 and r=3. Then the number of possibilities is 4P3. However, there are 4 units and 3...

hey can u tell me the pw? thx

was it me?