allery7 cm त्रिज्येच्या सिलिंडरांत उदकाची खोलाय 30 cm आसा. हें उदक 22 × 15 cm तळ आशिल्ल्या रिकाम्या टाकयेंत ओतल्यार खोलाय कितली? π = 22/7 वापरात.
A7 cm
B28 cm
C21 cm
D14 cm
Answer & Solution
Correct answer: D. 14 cm
हें .
हस्तांतरीत केल्लें खंड (22/7) × 7² × 30 = 4620 सेंमी ³ आसून खोलाय 4620 ÷ मेळटा.
(22 × 15) = 14 cm.
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