1.

A rope makes 70 rounds of the circumference of a cylinder whose radius of the base is\[14\text{ }cm\] How many times can it go round a cylinder with radius \[20\text{ }cm\]?

A.  \[40\]                                  
B. \[49\]                   
C.  \[100\]                
D.         \[54\]                  
Answer» C.  \[100\]                


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