EduSahara™ Assignment
Name : Ratio Types
Chapter : Ratio
Grade : ICSE Grade X
License : Non Commercial Use
Question
1
1.
Find the duplicate of the given ratio
3
:
19
=
(i)
9
:
359
(ii)
9
:
363
(iii)
9
:
361
(iv)
10
:
361
(v)
8
:
361
Question
2
2.
Find the sub-duplicate of the given ratio
81
:
121
=
(i)
9
:
11
(ii)
9
:
13
(iii)
8
:
11
(iv)
9
:
9
(v)
10
:
11
Question
3
3.
Find the triplicate of the given ratio
12
:
7
=
(i)
1728
:
345
(ii)
1727
:
343
(iii)
1728
:
341
(iv)
1729
:
343
(v)
1728
:
343
Question
4
4.
Find the sub-triplicate of the given ratio
4096
:
6859
=
(i)
16
:
16
(ii)
15
:
19
(iii)
16
:
21
(iv)
17
:
19
(v)
16
:
19
Question
5
5.
Find the compound ratio of
15
:
5
and
8
:
6
(i)
120
:
30
(ii)
120
:
27
(iii)
119
:
30
(iv)
120
:
32
(v)
121
:
30
Question
6
6.
If
(
x
+
85
)
:
343
is the duplicate ratio of
8
:
7
,
find the value of x
(i)
365
(ii)
364
(iii)
360
(iv)
362
(v)
363
Question
7
7.
If
10
:
(
x
+
14
)
is the sub-duplicate ratio of
4
:
49
,
find the value of x
(i)
22
(ii)
20
(iii)
21
(iv)
18
(v)
23
Question
8
8.
If
384
:
(
2
x
+
324
)
is the triplicate ratio of
4
:
6
,
find the value of x
(i)
485
(ii)
489
(iii)
486
(iv)
483
(v)
487
Question
9
9.
If
(
x
+
13
)
:
56
is the sub-triplicate ratio of
729
:
343
,
find the value of x
(i)
59
(ii)
60
(iii)
58
(iv)
56
(v)
61
Question
10
10.
Find the compounded ratio of the
duplicate ratio of
10 : 11
,
the reciprocal ratio of
14 : 19
and the sub-duplicate ratio of
25 : 121
(i)
4749
:
9317
(ii)
4751
:
9317
(iii)
4750
:
9319
(iv)
4750
:
9314
(v)
4750
:
9317
Question
11
11.
Find the duplicate ratio of
r
:
g
(i)
r
2
:
g
2
(ii)
√
r
:
√
g
(iii)
r
3
:
g
3
(iv)
∛
r
:
∛
g
Question
12
12.
Find the triplicate ratio of
v
:
i
(i)
v
3
:
i
3
(ii)
∛
v
:
∛
i
(iii)
v
2
:
i
2
(iv)
√
v
:
√
i
Question
13
13.
Find the sub-duplicate ratio of
k
:
p
(i)
√
k
:
√
p
(ii)
k
2
:
p
2
(iii)
∛
k
:
∛
p
(iv)
k
3
:
p
3
Question
14
14.
Find the sub-triplicate ratio of
n
:
i
(i)
∛
n
:
∛
i
(ii)
n
2
:
i
2
(iii)
√
n
:
√
i
(iv)
n
3
:
i
3
Question
15
15.
Find the compounded ratio of
a
:
r
and
p
:
g
(i)
gp : ar
(ii)
ar : pg
(iii)
p : ar
(iv)
a
p
:
r
g
(v)
r : pg
Assignment Key
1) (iii)
2) (i)
3) (v)
4) (v)
5) (i)
6) (v)
7) (iii)
8) (iii)
9) (i)
10) (v)
11) (i)
12) (i)
13) (i)
14) (i)
15) (iv)
