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ARANV SINGH from KENDRIYA VIDYALAYA, Noida
Subject :Sam    Class : Sample

Find the number of coins, each of which are 1.5 cm in diameter and 0.2 cm thick, required to form a right circular cylinder of height 10 cm and diameter 4.5 cm.

A450
B250
C350
D400


please provide the explanation

Ans 1:

cherry from atomic energy central school-4, mumbai
Class : Class 9

Ans 2:

Ajinkya Patil from lal bhadur school udgir, udgir
Class : Class 6

Ans 3:

Sowjanya S from SVVV, Chennai
Class : Class 8

Ans 4:

Sanskriti Chaturvedi from Delhi Public School Bangalore East, Bangalore
Class : Class 8
Pls explain this question

Ans 5:

SANGREET KAUR from St. Joseph's High School, Mandi Dabwali
Class : Class 8

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