EduSahara™ Assignment
Name : Ratio Concepts
Chapter : Ratio
Grade : ICSE Grade X
License : Non Commercial Use
Question
1
1.
The ratio equivalent of the fraction
7
10
=
(i)
7
:
13
(ii)
7
:
10
(iii)
6
:
10
(iv)
7
:
7
(v)
10
:
7
Question
2
2.
The ratio equivalent of the fraction
17
79
=
(i)
17
:
79
(ii)
17
:
76
(iii)
79
:
17
(iv)
17
:
81
(v)
16
:
79
Question
3
3.
The fraction equivalent of the ratio
1
:
2
=
(i)
3
2
(ii)
2
1
(iii)
(
-1
2
)
(iv)
1
2
(v)
1
Question
4
4.
The fraction equivalent of the ratio
18
:
37
=
(i)
18
35
(ii)
18
37
(iii)
16
37
(iv)
37
18
(v)
20
37
Question
5
5.
The inverse ratio of
28
:
6
=
(i)
28
:
3
(ii)
28
:
9
(iii)
6
:
28
(iv)
84
:
18
(v)
5
:
28
Question
6
6.
The antecendent in the ratio
18
:
9
=
(i)
17
(ii)
18
(iii)
9
(iv)
7
(v)
21
Question
7
7.
The antecendent in the ratio
14
15
:
10
17
=
(i)
14
15
(ii)
16
15
(iii)
10
17
(iv)
8
17
(v)
14
13
Question
8
8.
The consequent in the ratio
13
:
15
=
(i)
17
(ii)
15
(iii)
13
(iv)
14
(v)
10
Question
9
9.
The consequent in the ratio
16
7
:
11
17
=
(i)
2
(ii)
13
17
(iii)
11
15
(iv)
16
7
(v)
11
17
Question
10
10.
The simplest form of
648
:
720
=
(i)
648
:
722
(ii)
8
:
10
(iii)
10
:
10
(iv)
9
:
10
(v)
9
:
8
Question
11
11.
If a : b =
6
:
10
and b : c =
2
:
19
,
then a : b : c =
(i)
12
:
18
:
190
(ii)
12
:
22
:
190
(iii)
12
:
20
:
190
(iv)
11
:
20
:
190
(v)
13
:
20
:
190
Question
12
12.
If a : b =
34
:
40
and b : c =
28
:
38
,
then a : b : c =
(i)
952
:
1122
:
1520
(ii)
951
:
1120
:
1520
(iii)
953
:
1120
:
1520
(iv)
952
:
1117
:
1520
(v)
952
:
1120
:
1520
Question
13
13.
If a : b =
2
16
:
1
11
and b : c =
1
2
:
3
10
,
then a : b : c =
(i)
1
18
:
1
22
:
3
110
(ii)
1
16
:
1
22
:
3
110
(iii)
1
14
:
1
22
:
3
110
(iv)
1
16
:
(
-1
22
)
:
3
110
(v)
1
16
:
3
22
:
3
110
Question
14
14.
If a : b =
9
19
:
34
36
and b : c =
9
34
:
2
10
,
then a : b : c =
(i)
81
646
:
(
-1
4
)
:
17
90
(ii)
1
8
:
1
4
:
17
90
(iii)
81
646
:
1
4
:
17
90
(iv)
81
646
:
3
4
:
17
90
(v)
81
644
:
1
4
:
17
90
Question
15
15.
Find the missing value in the equation
____
:
1
=
68
:
2
(i)
36
(ii)
35
(iii)
34
(iv)
33
(v)
32
Question
16
16.
Find the missing value in the equation
4
:
____
=
12
:
3
(i)
0
(ii)
3
(iii)
2
(iv)
(-2)
(v)
1
Question
17
17.
Find the missing value in the equation
12
:
3
=
____
:
4
(i)
14
(ii)
15
(iii)
16
(iv)
19
(v)
17
Question
18
18.
Find the missing value in the equation
20
:
5
=
36
:
____
(i)
9
(ii)
6
(iii)
8
(iv)
12
(v)
10
Question
19
19.
Divide 2100 in the ratio 17 : 3
(i)
1785 , 312
(ii)
1785 , 315
(iii)
1786 , 315
(iv)
1784 , 315
(v)
1785 , 318
Question
20
20.
Divide 11913 in the ratio 23 : 34
(i)
4807 , 7106
(ii)
4806 , 7106
(iii)
4807 , 7108
(iv)
4807 , 7103
(v)
4808 , 7106
Question
21
21.
Divide 7720 in the ratio 20 : 18 : 2
(i)
3860 , 3474 , 386
(ii)
3860 , 3472 , 386
(iii)
3860 , 3476 , 386
(iv)
3859 , 3474 , 386
(v)
3861 , 3474 , 386
Question
22
22.
Divide 7000 in the ratio 21 : 13 : 36
(i)
2100 , 1298 , 3600
(ii)
2099 , 1300 , 3600
(iii)
2100 , 1303 , 3600
(iv)
2100 , 1300 , 3600
(v)
2101 , 1300 , 3600
Question
23
23.
Divide 3330 in the ratio 20 : 1 : 8 : 16
(i)
1480 , 74 , 592 , 1184
(ii)
1479 , 74 , 592 , 1184
(iii)
1481 , 74 , 592 , 1184
(iv)
1480 , 72 , 592 , 1184
(v)
1480 , 76 , 592 , 1184
Question
24
24.
Divide 15704 in the ratio 10 : 39 : 35 : 20
(i)
1510 , 5889 , 5285 , 3020
(ii)
1511 , 5889 , 5285 , 3020
(iii)
1510 , 5892 , 5285 , 3020
(iv)
1509 , 5889 , 5285 , 3020
(v)
1510 , 5887 , 5285 , 3020
Question
25
25.
A ratio is equal to 3 : 25. If its antecendent is 735, what is its consequent?
(i)
6124
(ii)
6126
(iii)
6128
(iv)
6123
(v)
6125
Question
26
26.
A ratio is equal to 7 : 12. If its consequent is 840, what is its antecendent?
(i)
490
(ii)
492
(iii)
491
(iv)
487
(v)
489
Question
27
27.
Find the ratio between 2 months and 6 years 8 months
(i)
1
:
38
(ii)
1
:
40
(iii)
1
:
43
(iv)
0
:
40
Question
28
28.
Find the number which bears the same ratio
to
3
4
that
2
5
does to
3
5
(i)
9
16
(ii)
11
18
(iii)
9
20
(iv)
1
2
(v)
7
18
Question
29
29.
The ascending order of
7
:
9
,
2
:
9
,
1
:
5
,
3
:
5
,
2
:
4
is
(i)
1
:
5
,
2
:
4
,
7
:
9
,
2
:
9
,
3
:
5
(ii)
1
:
5
,
2
:
9
,
2
:
4
,
3
:
5
,
7
:
9
(iii)
7
:
9
,
2
:
4
,
3
:
5
,
1
:
5
,
2
:
9
(iv)
2
:
9
,
1
:
5
,
7
:
9
,
2
:
4
,
3
:
5
(v)
3
:
5
,
2
:
4
,
7
:
9
,
1
:
5
,
2
:
9
Question
30
30.
Divide 867 in the ratio
4
3
:
5
9
(i)
611 , 255
(ii)
612 , 252
(iii)
613 , 255
(iv)
612 , 255
(v)
612 , 257
Question
31
31.
Divide 3125 in the ratio
6
7
:
1
2
:
7
8
(i)
1199 , 700 , 1225
(ii)
1200 , 700 , 1225
(iii)
1200 , 702 , 1225
(iv)
1201 , 700 , 1225
(v)
1200 , 698 , 1225
Question
32
32.
Which of the following is true?
(i)
7
:
1
<
7
:
5
(ii)
8
:
1
<
9
:
5
(iii)
8
:
3
<
5
:
4
(iv)
3
:
2
<
6
:
5
(v)
7
:
1
>
5
:
4
Question
33
33.
Find the ratio between 9 months and 3 years
(i)
1
:
1
(ii)
1
:
4
(iii)
0
:
4
(iv)
1
:
7
Question
34
34.
Find the ratio between 57 min and 15 hr
(i)
19
:
300
(ii)
18
:
300
(iii)
19
:
297
(iv)
19
:
302
Question
35
35.
Find the ratio between 7 m and 5 km
(i)
7
:
5000
(ii)
6
:
5000
(iii)
7
:
5003
(iv)
7
:
4998
Question
36
36.
Find the ratio between 8 gm and 10 kg
(i)
0
:
1250
(ii)
1
:
1252
(iii)
1
:
1248
(iv)
1
:
1250
Question
37
37.
Find the ratio between 3 l and 8 kl
(i)
3
:
8003
(ii)
2
:
8000
(iii)
3
:
8000
(iv)
3
:
7997
Question
38
38.
Find the ratio between 11 hr and 7 days
(i)
11
:
171
(ii)
10
:
168
(iii)
11
:
168
(iv)
11
:
165
Question
39
39.
Find the product of extremes of
14
:
20
and
15
:
12
(i)
171
(ii)
168
(iii)
166
(iv)
300
(v)
167
Question
40
40.
Find the product of extremes of
7
18
:
7
8
and
8
11
:
13
16
(i)
7
22
(ii)
31
96
(iii)
7
11
(iv)
91
288
(v)
89
288
Question
41
41.
Find the product of means of
4
:
6
and
12
:
1
(i)
70
(ii)
75
(iii)
4
(iv)
71
(v)
72
Question
42
42.
Find the product of means of
17
8
:
15
7
and
4
7
:
11
6
(i)
62
49
(ii)
58
49
(iii)
187
48
(iv)
60
47
(v)
60
49
Question
43
43.
Find the mean proportional of
72
and
2
(i)
9
(ii)
12
(iii)
2
(iv)
72
(v)
144
Question
44
44.
Find the third proportional of
27
and
9
(i)
27
(ii)
9
(iii)
81
(iv)
3
(v)
1
Question
45
45.
Find the fourth proportional of
20
,
5
and
32
(i)
10
(ii)
8
(iii)
5
(iv)
32
(v)
6
Question
46
46.
Which of the ratios is proportional to 16 : 4?
(i)
12
:
0
(ii)
12
:
3
(iii)
13
:
3
(iv)
12
:
5
(v)
11
:
3
Question
47
47.
The ratio 3 : 4 is proportional to which of the following ratios?
(i)
18
:
16
(ii)
15
:
12
(iii)
9
:
20
(iv)
6
:
8
(v)
12
:
24
Assignment Key
1) (ii)
2) (i)
3) (iv)
4) (ii)
5) (iii)
6) (ii)
7) (i)
8) (ii)
9) (v)
10) (iv)
11) (iii)
12) (v)
13) (ii)
14) (iii)
15) (iii)
16) (v)
17) (iii)
18) (i)
19) (ii)
20) (i)
21) (i)
22) (iv)
23) (i)
24) (i)
25) (v)
26) (i)
27) (ii)
28) (iv)
29) (ii)
30) (iv)
31) (ii)
32) (v)
33) (ii)
34) (i)
35) (i)
36) (iv)
37) (iii)
38) (iii)
39) (ii)
40) (iv)
41) (v)
42) (v)
43) (ii)
44) (iv)
45) (ii)
46) (ii)
47) (iv)
