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Significant Figures and Rounding Off

Quiz by Jeanette Gadiane

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20 questions
Show answers
  • Q1
    30s
  • Q2
    30s
  • Q3
    30s
  • Q4
    30s
  • Q5
    30s
  • Q6
    30s
  • Q7
    What is 3.456 rounded to three significant figures?
    3.456
    3.46
    3.45
    3.5
    30s
  • Q8
    When 12.345 is rounded to two significant figures, what is the result?
    13
    12
    12.3
    12.34
    30s
  • Q9
    What is 5.6789 rounded to four significant figures?
    5.679
    5.68
    5.678
    5.6780
    30s
  • Q10
    What is 0.003408 rounded to three significant figures?
    0.0034
    0.0035
    0.00341
    0.00340
    30s
  • Q11
    How many significant figures are in the number 100.200?
    4
    5
    6
    3
    30s
  • Q12
    What is 7.8901 rounded to three significant figures?
    7.890
    7.891
    7.9
    7.89
    30s
  • Q13
    If you have the number 0.004586, and you want to round it to 3 significant figures, what will the result be?
    0.00459
    0.0045
    0.004580
    0.0046
    30s
  • Q14
    When rounding off the number 56.237 to two decimal places, what is the correct result?
    56.24
    56.20
    56.22
    56.23
    30s
  • Q15
    Which of the following numbers is correctly rounded to three significant figures: 0.0654321?
    0.065
    0.0654
    0.0655
    0.06543
    30s

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