alleryവെള്ളം 30 cm ദൂരത്തിൽ-7 cm സിലിണ്ടർ ഒരു ശൂന്യമായ 22 × 15 cm ബേസ് ടാങ്കിൽ നിറയ്ക്കുന്നു; ആഴം? π = 22/7.
A7 cm
B28 cm
C21 cm
D14 cm
Answer & Solution
Correct answer: D. 14 cm
കൈമാറ്റം ചെയ്യപ്പെട്ട വോള്യം (22/7) × 7² × 30 = 4620 cm³ ആണ്, ആഴം 4620 ÷ (22 × 15) = 14 cm നൽകുന്നു.
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