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Question

Express 3.¯¯¯8 in the pq form

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Solution

Let x=3.¯8=3.8888 ..................(1)
Multiplying (1) by 10, we get:
10x=38.8888 .................(2)
Now, on subtracting (1) from (2), we get:
9x=35
x=935

Hence, 3.¯8=359.

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