45% of 81.2 is a number between A) 4 and 40 B)40 and 80 C)80 and 320 D)320 and 3600

Question

45% of 81.2 is a number between
A) 4 and 40
B)40 and 80
C)80 and 320
D)320 and 3600

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Thiên Hương 4 years 2021-07-18T22:02:36+00:00 1 Answers 17 views 0

Answers ( )

  1. Sapo1
    0
    2021-07-18T22:04:02+00:00
    Reply

    Answer:

    B, 55.42 (between 40 and 80)

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )