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In the accompanying, diagram a fair spin...

In the accompanying, diagram a fair spinner is placed at the centre `O` of the circle, Diameter `A O B` and radius `O C` divide the circle into three rigions lebelled `X , Ya n dZ` . If `/_B O C=45^0dot` What is the probability that the spinner will land in the region `X ?`

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RD SHARMA ENGLISH-PROBABILITY -All Questions
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  16. Two dice are rolled one after the other.The probability that the numbe...

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