MCQ
$1\ cm = .....$ kilometre:
  • A
    ${100}$
  • B
    ${10}^{5}$
  • ${10}-^{5}$
  • D
    ${10}-^{2}$

Answer

Correct option: C.
${10}-^{5}$
${1}\text{cm}={10}-^{2}\text{m}$
${1}\text{m}={10}-^{3}\text{km}\rightarrow{1}\text{cm}={10}-^{2}\text{m}={10}^{2} * {10}-^{3}\text{km}={10}-^{5}\text{km}$

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