Question

On a number line , point A, B and C are such that d(A, B) = 7, d(B, C) = 8 and d(A, C) = 15 . Which of the point is between other two ? *

Answer 1

thank you for asking questions and plz don't delete the answer because I am not copy to google...

Let distance between ab be x

∴ distance between bc=2x

Let distance between cd be y

∴ distance between bc=2x

∴2x=2y

∴x=y

d−b

c−a

=

y+2x

2x+x

=

3x

3x

=1

Answer 2

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