Obtain the value of 'b' for the collinear points — task. Maths CBSE Live product, Class 10 (2025-26).

Answer variants:

- 12

- 14

If the points \((3, 15)\), \((6, b)\) and \((9, 9)\) are collinear, identify the value of \(b\) using section formula.

The value of \(b\) \(=\)

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7. Obtain the value of 'b' for the collinear points