Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
Secondary 1 | Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
:)
Date Posted: 3 years ago
Views: 146
See 1 Answer
Cost price = 2x
Sale of 1st = 1.1 * x
= 1.1x
Sale of 2nd = 0.9 * x
= 0.9x
Sum them :
Sale price = 0.9x + 1.1x
= 2x
= cost price
Hence he break even //
Sale of 1st = 1.1 * x
= 1.1x
Sale of 2nd = 0.9 * x
= 0.9x
Sum them :
Sale price = 0.9x + 1.1x
= 2x
= cost price
Hence he break even //
360 Tutoring Program