alleryఒక సంఖ్య 250 నుండి 200 కి తగ్గించబడింది. తగ్గుదల శాతాన్ని కనుగొనండి.
A15%
B20%
C25%
D50%
Answer & Solution
Correct answer: B. 20%
తగ్గిన 50 అనేది అసలు 250 లో ఐదవ వంతు.
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