tentukan nilai atau banyaknya tolong jwb yaa pliss a,b,c sma caranya

A)20%×4000=800
B)45%×20000=9000
C)75%×60=45

Please, let me answer your question :)
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Mapel : Matematika
Pertanyaan yg diajukan : 3
Pembahasan :

A)

20/100 x 4.000 = Rp. 800,00

B)

45/100 x 20.000 = Rp. 9.000,00

C)

75/100 x 60 = 45 buah

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