1.25 : 90% × 2 4/7=..?
A.7/25 B.9/28
C.3 1/9 D.3 4/7
Pake cara ya..
A.7/25 B.9/28
C.3 1/9 D.3 4/7
Pake cara ya..
Jawaban:
D.
Penjelasan dengan langkah-langkah:
1,25 : 90% × 2 4/7
= 1,25 : 90/100 × 18/7
= 5/4 × 10/9 × 18/7
= 5/4 × 10 × 2/7
= 10/28 × 10
= 5/14 × 10
= 5/7 × 5
= 25/7
= 3 4/7
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