exam Maths Puzzle Numerical Ability

Points A,B,C,and D are placed in that order on a line so that AB = 2BC = CD. Then,
BD as a fraction of AD is

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exam Other Question

If points A,B, and C lie on a coordinate line and points A and B have coordinates 15 and 7 respectively, then which of the possible coordinates for point C satisfy(ies) d(A,C) Can u please help me solve for the variable


[2 -5] [8 -20]
x [7 y] = [z 24]