alleryആവർത്തിക്കുന്ന ദശാംശ സംഖ്യ 0.777... ഏത് ഭിന്നസംഖ്യയ്ക്ക് തുല്യമാണ്?
A7/9
B7/10
C1/7
D7/99
Answer & Solution
Correct answer: A. 7/9
x = 0.777... ആണെങ്കിൽ, 10x - x = 7, അപ്പോൾ x = 7/9.
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