EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Ratio and Proportion
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
If a : b =
3
:
12
and b : c =
3
:
4
,
then a : b : c =
(i)
9
:
34
:
48
(ii)
8
:
36
:
48
(iii)
9
:
36
:
48
(iv)
10
:
36
:
48
(v)
9
:
38
:
48
Question
2
2.
A box contains 336 mangoes, 240 apples and 288 oranges. The ratio of mangoes and apples =
(i)
7
:
5
(ii)
6
:
5
(iii)
8
:
5
(iv)
7
:
7
(v)
7
:
3
Question
3
3.
Find the number which bears the same ratio
to
2
5
that
1
5
does to
3
25
(i)
1
2
(ii)
2
3
(iii)
4
7
(iv)
4
5
(v)
5
6
Question
4
4.
Divide 1960 in the ratio 1 : 20 : 1 : 13
(i)
56 , 1120 , 56 , 728
(ii)
57 , 1120 , 56 , 728
(iii)
56 , 1122 , 56 , 728
(iv)
55 , 1120 , 56 , 728
(v)
56 , 1118 , 56 , 728
Question
5
5.
A box contains 160 pens and 128 pencils. The ratio of pens to the total stationary items =
(i)
5
:
12
(ii)
5
:
6
(iii)
4
:
9
(iv)
6
:
9
(v)
5
:
9
Question
6
6.
The antecendent in the ratio
14
:
13
=
(i)
14
(ii)
13
(iii)
10
(iv)
16
Question
7
7.
A box contains 360 fruits of 3 types. There are 90 mangoes and 45 apples. The number of oranges in the box =
(i)
228
(ii)
222
(iii)
224
(iv)
225
(v)
226
Question
8
8.
Find the ratio between 45 min and 56 hr
(i)
3
:
224
(ii)
2
:
224
(iii)
3
:
227
(iv)
3
:
221
Question
9
9.
A man reduces his weight in the ratio 18 : 11. What is his weight now, if originally he was 53 kg ?
(i)
583
18
kg
(ii)
619
18
kg
(iii)
601
18
kg
(iv)
292
9
kg
(v)
65
2
kg
Question
10
10.
An office contains 360 employees of 4 types. There are 144 managers and 24 team leaders. The developers and testers are in the ratio 5 : 3. The number of developers in the office =
(i)
123
(ii)
121
(iii)
118
(iv)
120
(v)
119
Question
11
11.
Find the product of extremes of
20
11
:
5
7
and
11
6
:
8
13
(i)
160
141
(ii)
162
143
(iii)
160
143
(iv)
158
143
(v)
55
42
Question
12
12.
A box contains 285 mangoes, 171 apples and 399 oranges. The ratio of mangoes to the total fruits =
(i)
0
:
3
(ii)
1
:
1
(iii)
1
:
3
(iv)
2
:
3
(v)
1
:
5
Question
13
13.
Divide 23256 in the ratio 32 : 24 : 28 : 30
(i)
6528 , 4894 , 5712 , 6120
(ii)
6528 , 4899 , 5712 , 6120
(iii)
6529 , 4896 , 5712 , 6120
(iv)
6528 , 4896 , 5712 , 6120
(v)
6527 , 4896 , 5712 , 6120
Question
14
14.
The ratio of two numbers is
2
:
5
and their LCM is 140. Find the numbers.
(i)
28
:
70
(ii)
32
:
80
(iii)
24
:
60
(iv)
26
:
65
(v)
30
:
75
Question
15
15.
A box contains 159 stationary items of 2 types. The pens and pencils are in the ratio 1 : 2. The number of pens in the box =
(i)
54
(ii)
51
(iii)
56
(iv)
53
(v)
52
Question
16
16.
If a : b =
8
16
:
23
24
and b : c =
17
33
:
7
21
,
then a : b : c =
(i)
17
64
:
391
792
:
23
72
(ii)
17
66
:
389
792
:
23
72
(iii)
17
66
:
391
792
:
23
72
(iv)
17
66
:
131
264
:
23
72
(v)
1
4
:
391
792
:
23
72
Question
17
17.
Find the mean proportional of
18
and
2
(i)
3
(ii)
18
(iii)
36
(iv)
2
(v)
6
Question
18
18.
If
3
A =
6
B and
2
B =
5
C,
find A : C
(i)
30
:
3
(ii)
30
:
6
(iii)
30
:
9
(iv)
29
:
6
(v)
31
:
6
Question
19
19.
If a : b =
8
3
:
5
2
, b : c =
7
5
:
4
5
and c : d =
5
8
:
2
3
,
then a : b : c : d =
(i)
111
:
105
:
60
:
64
(ii)
112
:
105
:
60
:
64
(iii)
112
:
108
:
60
:
64
(iv)
113
:
105
:
60
:
64
(v)
112
:
102
:
60
:
64
Question
20
20.
An office contains 160 managers, 80 team leaders, 200 developers and 240 testers. The ratio of managers and team leaders =
(i)
2
:
-1
(ii)
3
:
1
(iii)
1
:
1
(iv)
2
:
1
(v)
2
:
3
Question
21
21.
The consequent in the ratio
15
:
16
=
(i)
15
(ii)
19
(iii)
16
(iv)
12
Question
22
22.
The ascending order of
1
:
2
,
8
:
9
,
4
:
7
,
1
:
3
,
3
:
4
is
(i)
1
:
3
,
1
:
2
,
4
:
7
,
3
:
4
,
8
:
9
(ii)
8
:
9
,
1
:
3
,
1
:
2
,
3
:
4
,
4
:
7
(iii)
4
:
7
,
8
:
9
,
1
:
3
,
3
:
4
,
1
:
2
(iv)
1
:
2
,
4
:
7
,
3
:
4
,
1
:
3
,
8
:
9
(v)
1
:
3
,
3
:
4
,
4
:
7
,
1
:
2
,
8
:
9
Question
23
23.
Find the product of means of
12
:
7
and
18
:
12
(i)
125
(ii)
128
(iii)
123
(iv)
126
(v)
144
Question
24
24.
A box contains 432 fruits of 3 types. The mangoes, apples, and oranges are in the ratio 4 : 3 : 1. The number of mangoes in the box =
(i)
218
(ii)
214
(iii)
216
(iv)
217
(v)
215
Question
25
25.
Find the missing value in the equation
8
:
____
=
28
:
7
(i)
3
(ii)
0
(iii)
1
(iv)
2
(v)
5
Assignment Key
1) (iii)
2) (i)
3) (ii)
4) (i)
5) (v)
6) (i)
7) (iv)
8) (i)
9) (i)
10) (iv)
11) (iii)
12) (iii)
13) (iv)
14) (i)
15) (iv)
16) (iii)
17) (v)
18) (ii)
19) (ii)
20) (iv)
21) (iii)
22) (i)
23) (iv)
24) (iii)
25) (iv)
