Maths-
General
Easy

Question

285 cm2 = ___ m2

  1. 0.285
  2. 0.0285
  3. 2.85
  4. 0.00285

hintHint:

Find conversion ratio and multiply accordingly to get the result

The correct answer is: 0.0285


    ANS :- Option B
    Explanation :-
    We know 1 cm = 0.01 m
    Squaring on both sides give, 1 cm squared equals 0.0001 straight m squared
    1 cm squared equals 0.0001 straight m squared  is the conversion ratio
    Now multiply it with 285 on both sides
    Then we get  285 cm squared equals 0.0285 straight m squared
    ∴ Option B is correct.