A bar graph shows monthly rainfall: Jan $=20$, Feb $=15$, Mar $=30$, Apr $=25$ mm. The total rainfall in…

A bar graph shows monthly rainfall: Jan $=20$, Feb $=15$, Mar $=30$, Apr $=25$ mm. The total rainfall in these $4$ months is:
  1. $80$ mm
  2. $85$ mm
  3. $90$ mm
  4. $95$ mm

Solution

Total $= 20+15+30+25 = 90$ mm.

Asked in: IMO

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