alleryA 7 m by 3 m ഭിത്തിയിൽ 2 m² ജാലകമുണ്ട്; ഏത് മേഖലയിലാണ് പെയിൻ്റിംഗ് ആവശ്യമുള്ളത്?
A19 m²
B23 m²
C21 m²
D16 m²
Answer & Solution
Correct answer: A. 19 m²
പെയിൻ്റ് ചെയ്യാവുന്ന ഏരിയ 7 × 3 − 2 = 19 m² ആണ്.
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