I need the answer for 1 - the information. the formula is below

I(p+np,p+nn)=p+nplog2p+npp+nnlog2p+nn Calculate (1) the information and (2) the remainder of information for the following tree with a specific attribute. Your results should be in fractional format rather than decimal format. For example, 2/3, or 6Xlog(3), or 3+log5+log(2/3), where X represents multiplication. (1) the information: (2) the remainder of information