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Xf=30,75,2P,125,150
Mean=xf/f
21 =30+75+125+150+2P/20
21=380+2P/20
21*20=380+2P
420=380+2P
420-380=2P
40=2P
20=P
Therefore Value of P=20
Mean=xf/f
21 =30+75+125+150+2P/20
21=380+2P/20
21*20=380+2P
420=380+2P
420-380=2P
40=2P
20=P
Therefore Value of P=20
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pls mark it as brainliest plz
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