Subject weighing problem in report card

[parsehtml]<P>Can somebody help?</P> <P>Term 1 consists of 2 assessments : ASS1 and ASS2, weighing are 10% and 25% of the whole year.</P> <P>For English subject, there are 5 sub-papers, P1..P5. Full scores are 100, 100, 100, 50, 50&nbsp;and total english&nbsp;score = 400.</P> <P>ASS1, there is no sub-paper. Suppose the score for English subject is&nbsp;250.</P> <P>ASS2, sub-papers are examimed, so marks in P1..P5 are entered, generating the total, say 300.</P> <P>The cosolidated reuslt should be</P> <P>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </P>[/parsehtml]