six times the cost price of a notebook is equal to five times the selling price of the notebook. if the selling price is rs 10 more than the cost price, find both the c.p nd s.p.
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Answered by
5
CP 50 SP 60
because 5*SP = 6*CP and SP = CP+10 combining these we can get ans easily
because 5*SP = 6*CP and SP = CP+10 combining these we can get ans easily
Answered by
24
let cp of note book= x
sp of note book= y
according to ques...
6x=5y and -(1 )
y = x+10 -(2)
given that 6x= 5y so..
put y = 6x/5 in equation (2)
6x/5 =x+10
6x/5 -x = 10
6x-5x/5 =10
x/5 =10
x =50
so cost price of book = Rs 50
and selling price of book = x+10
,;; ; ; ;; ; = 50 +10 =Rs60
sp of note book= y
according to ques...
6x=5y and -(1 )
y = x+10 -(2)
given that 6x= 5y so..
put y = 6x/5 in equation (2)
6x/5 =x+10
6x/5 -x = 10
6x-5x/5 =10
x/5 =10
x =50
so cost price of book = Rs 50
and selling price of book = x+10
,;; ; ; ;; ; = 50 +10 =Rs60
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