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Three friends arrive at a party. Their arrival increases the number of people at the party by 20%. In total, how many people are now at the party

Respuesta :

Answer:

18

Step-by-step explanation:

No of people joined=3

let x be people in begning

atq 3= 20/100x

x=20/100*3=15

no of people now=15+3=18

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