CBSE Class 10 Answered
quadratic equation
Asked by newlearner1 | 27 Jul, 2009, 06:18: AM
Expert Answer
let the number of toys is x
so his cost per tpy=180/x
he sold total x-1 toys at the rate of (180/x)+1
his toy was free to him, so it's as if he bought x-1 toys and sold them for 190 Rs.
S.P. of x-1 toys=(x-1)[(180/x)+1]
so
(x-1)[[(180/x)+1]=190
solving we get
x=20
Answered by | 29 Jul, 2009, 02:06: PM
CBSE 10 - Maths
Asked by hanugraha | 30 May, 2010, 07:53: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by hanugraha | 30 May, 2010, 07:13: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shobhitdc | 29 May, 2010, 04:59: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by ROJAAPPA | 29 May, 2010, 12:58: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shobhitdc | 29 May, 2010, 10:52: AM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by devanshmudgal | 28 May, 2010, 07:31: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shobhitdc | 28 May, 2010, 01:12: PM
ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by shobhitdc | 28 May, 2010, 01:08: PM
ANSWERED BY EXPERT