CAPE Pure Mathematics Unit 1 · 2008 (Rest of Region) · Paper 1 · Question Q16

If \mathbf{a} = 5\mathbf{i} + \mathbf{j} and \mathbf{b} = \lambda\mathbf{i} + 5\mathbf{j} are parallel vectors, then the value of \lambda is

1. (A)-5
2. (B)1
3. (C)5
4. (D)25