Jawab ya sekarang buat besok????

No 1. 8,5×350
= 2975÷100
= 29,75
=45,00
29,75
______-
15,25
(A) jawabannya

no 2. ( 450÷100 )÷100
=4,5÷100
=0,045
jawaban ( B )

no 3. A/B = 50 maka A/2B
= 100/2
= 50

=50/2
= 25
jawaban ( A )