alleryജലനിരപ്പ് പ്രതിദിനം 100, 90, 80, 70 സെ.മീ. കുറയുന്നു. അടുത്ത ലെവൽ പ്രവചിക്കുക.
A60
B65
C50
D40
Answer & Solution
Correct answer: A. 60
പരമ്പര ഓരോ ഘട്ടത്തിലും 10 കുറയുന്നു, അതിനാൽ 70 - 10 = 60.
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