Please give me answer it's very urgent no illrevent answer
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Step-by-step explanation:
total:-
50×4=200
150×8=1200
250×9=2250
350×10=3500
450×7=3150
550×5=2750
650×4=2600
750×3=2250
total=200+1200+2250+3500+3150+2750+2600+2250=17900
total no.of people=4+8+9+10+7+5+4+3=50
mean =17900/50=358
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