Question

The teacher asked the student to prepare project related to Diwali. Lipsa prepare 12 cylindrical candle each having radius of base 2cm and height 7cm. Himanshu prepared 14 fire crackers each of spherical shape of radius 1.5cm.

Answer 1

Answer:

this

Step-by-step explanation:

e of radius 1.5cm.

Answer 2

(i) Volume of Candles=πr^2h

• 22/7×2×2×7
• 88 cm^3
• As there are 12 cylinderical candles,So,
• 12×88
• 1056cm^3

Volume of crackers=4/3πr^3

• 4/3×22/7×1.5×1.5×1.5
• 14 cm^3 approx.
• As there are 14 fire crackers,so,
• 14×14
• 196 cm^3

(ii) Acc to me, project made by Lipsa is better because fire crackers are not good for the life on earth.

(iii) The message that is conveyed in the above information is that we must not use fire crackers on diwali due to the harmful effects of it as done by himanshu.

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