Which number should be replaced with the question mark given below

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·@arjunyadav·
0.000 HBD
Which number should be replaced with the question mark given below
![IMG-20180625-WA0024.jpg](https://cdn.steemitimages.com/DQmaqwMBd8c87ss6nPoFTvsQYBGoecJFy4K27uJSdKPvWnA/IMG-20180625-WA0024.jpg)
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