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Write the negative of the proposition : "If a number is divisible by 15, then it is divisible by 5 or 3".

A

if a number is divisible by 15,then it is not divisible by 5 and 3

B

A number is divisible by 15 and it is not divisble by 5 and 3

C

A number is divisible by 15 and it is not divisible by 5 or 3

D

A number is not divisible by 15 or its is not divisible by 5 and 3

Text Solution

Verified by Experts

The correct Answer is:
B
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