题目内容

求比值:
83:25&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;
4:
3
&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;&n如8p;
手.2时:43分.
(b)88:2b,
=88÷2b,
=
b6
b


(2)b:
b
3

=b÷
b
3

=b×3,
=b2;

(3)b.2时:b8分,
=72分:b8分,
=72÷b8,
=
t
b
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