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correct 0.007985 to three significant figures.

Mathematics
WAEC 2021

correct 0.007985 to three significant figures.

  • A. 0.0109
  • B. 0.0800
  • C. 0.00799
  • D. 0.008
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Correct Answer: Option C
Explanation
  1. To round to three significant figures, look at the fourth significant figure. It's a 5 , so round up or round down if below 5.
  2. To round to two significant figures, look at the third significant figure. It's an 8 , so round up.

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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789