A human rib cage has 12 pairs of ribs attached to the spine. If 10 pairs are connected directly or…

A human rib cage has 12 pairs of ribs attached to the spine. If 10 pairs are connected directly or indirectly to the sternum at the front, how many total rib bones are present in the rib cage?
  1. 12
  2. 24
  3. 20
  4. 33

Solution

Since there are 12 pairs of ribs, the total number of individual rib bones is $12 \times 2 = 24$.

Asked in: Homi Bhabha Practice

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