Question

what is speed of light

Answer 1

The speed of light is measured in terms of metre per second.
The value of speed of light is 3X10^{9} metre per second.
Hope it helps you

Answer 2

${\sf{\red{ \underline{{\blue{The \: speed \: of \: light \: is \: { \orange{3 \times {10}^{8} } \: \frac{m}{s} \: .}}}}}}}$