Number MCQs - Math Quiz 9

MCQ. If length of a bed is measured and found to be 400 cm to nearest 10 cm, actual value of length could be anywhere between:

  1. 390 cm and 400 cm.
  2. 395 cm and 400 cm.
  3. 400 cm and 405 cm.
  4. 395 cm and 405 cm.

D

MCQ. Weight of a box of sweets is measured using a mass balance and is found to be equal to 250 g to nearest gram. upper bound of actual value of weight is:

  1. 249.5 g.
  2. 250.5 g.
  3. 249 g.
  4. 251 g.

B

MCQ. If value of A lies between 1.5 and 2.5 and value of B lies between 8.5 and 9.5, maximum value of A + B is equal to:

  1. 10.
  2. 11.
  3. 12.
  4. None of above.

C

MCQ. If value of A lies between 1.5 and 2.5 and value of B lies between 8.5 and 9.5, minimum value of A + B is equal to:

  1. 10.
  2. 11.
  3. 12.
  4. None of above.

C

MCQ. If value of A lies between 1.5 and 2.5 and value of B lies between 8.5 and 9.5, maximum value of A - B is equal to:

  1. 6.
  2. 7.
  3. 8.
  4. None of above.

C

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