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Question

Find the number of ways in which the number 300300 can be split into two factors which are relatively prime

A
64
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B
32
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C
24
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D
56
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Solution

The correct option is A 32
300300
300300=(2)2×3×5×7×11×13
Possible number used
2(2)0,(2)13(3)0,(3)15(5)0,(5)17(7)0,(7)111(11)0,(11)113(13)0,(13)1
Number of divisior
=2×2×2×2×2×2=64
But in this if we write
A×BB×A is also included
which means Required divisior=642=32

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