Class 10 some important formula
to recall full units 1 and 2
From chapter 1 :
1. n(A)+n(B) +n(AnB)=n(AuB) percentage ma n(u)= 100%
2. n0(A) +n(AnB) = n(A)
3. no(B) +n(AnB)=n(B)
4. 1. n(AuB)=n(U)-n(AUB)
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From chapter two
· 1.profit =sp-cp
· 2. profit%=profit amount /cp *100%
· 3.sp =(100+p%)cp/100
· 4.loss=cp-sp
we have upload class 10 -12 notes on blogspot search in
· cp=100*sp/100+p% aashish4756.blogspot.com
· sp=mp-mp of discount %
· sp with vat =sp +sp of vat %
· in case of mp
· mp =(100+p)*cp/(100-d)
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