问题
解答题
|
答案
(1)x:1.8=5:14,
14x=1.8×5,
14x=9,
x=
;9 14
(2)
1
x= (3)75:x=2.5:12, 2.5x=75×12, 2.5x=900, x=360; (4)0.75: x= |
|
(1)x:1.8=5:14,
14x=1.8×5,
14x=9,
x=
;9 14
(2)
1
x= (3)75:x=2.5:12, 2.5x=75×12, 2.5x=900, x=360; (4)0.75: x= |