(
20
*
108
*
10
)
/
40
*
12
=
____________________
(
4
*
18
*
2
)
/
30
*
10
=
____________________
.
____________________
(
20
*
2400
*
5
)
/
2000
*
150
=
____________________
.
____________________
(
10
*
12
*
6
*
30
)
/
4
*
10
*
18
=
____________________
(
1000
*
5
*
3
)
/
100
*
50
=
____________________
(
5
*
6
*
2
)
/
4
*
7
=
____________________
.
____________________
