EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Ratio and Proportion
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
Find the mean proportional of
18
and
2
(i)
4
(ii)
2
(iii)
36
(iv)
6
(v)
18
Question
2
2.
Divide 376 in the ratio
2
7
:
6
7
(i)
94 , 285
(ii)
95 , 282
(iii)
93 , 282
(iv)
94 , 280
(v)
94 , 282
Question
3
3.
Find the product of means of
8
:
4
and
12
:
19
(i)
152
(ii)
48
(iii)
51
(iv)
47
(v)
46
Question
4
4.
Divide 8640 in the ratio 10 : 14
(i)
3600 , 5042
(ii)
3600 , 5040
(iii)
3599 , 5040
(iv)
3600 , 5037
(v)
3601 , 5040
Question
5
5.
Find the ratio between 7 l and 7 kl
(i)
1
:
1002
(ii)
1
:
998
(iii)
0
:
1000
(iv)
1
:
1000
Question
6
6.
A ratio is equal to 1 : 15. If its antecendent is 630, what is its consequent?
(i)
9451
(ii)
9450
(iii)
9453
(iv)
9449
(v)
9447
Question
7
7.
If a : b =
17
26
:
14
32
and b : c =
32
38
:
1
40
,
then a : b : c =
(i)
136
247
:
7
19
:
7
640
(ii)
136
249
:
7
19
:
7
640
(iii)
136
245
:
7
19
:
7
640
(iv)
136
247
:
9
19
:
7
640
(v)
136
247
:
5
19
:
7
640
Question
8
8.
Increase
432
in the ratio
9 : 11
(i)
528
(ii)
525
(iii)
530
(iv)
527
(v)
529
Question
9
9.
Divide 160 in the ratio 2 : 6
(i)
40 , 117
(ii)
41 , 120
(iii)
40 , 120
(iv)
40 , 123
(v)
39 , 120
Question
10
10.
Find the fourth proportional of 20, 15, 12
(i)
9
(ii)
8
(iii)
12
(iv)
10
(v)
7
Question
11
11.
Divide 4914 in the ratio 6 : 17 : 3
(i)
1134 , 3216 , 567
(ii)
1134 , 3213 , 567
(iii)
1135 , 3213 , 567
(iv)
1134 , 3211 , 567
(v)
1133 , 3213 , 567
Question
12
12.
If a : b =
10
11
:
15
20
and b : c =
2
4
:
15
16
,
then a : b : c =
(i)
5
11
:
1
8
:
45
64
(ii)
5
11
:
3
8
:
45
64
(iii)
5
11
:
5
8
:
45
64
(iv)
5
13
:
3
8
:
45
64
(v)
5
9
:
3
8
:
45
64
Question
13
13.
If
a,b,c,d,e,f
are in continued proportion, then which of the following is true?
(i)
a
b
=
b
c
=
c
d
(ii)
a
b
b
c
=
b
c
c
d
=
c
d
d
e
(iii)
ab
=
bc
=
cd
=
de
(iv)
a
b
=
c
d
=
e
f
Question
14
14.
A certain amount has been divided into two parts in the ratio 7 : 9. If the first part is 217, find the total amount.
(i)
496
(ii)
499
(iii)
494
(iv)
497
(v)
495
Question
15
15.
Find the missing value in the equation
14
:
1
=
____
:
4
(i)
56
(ii)
59
(iii)
55
(iv)
54
(v)
57
Question
16
16.
A ratio is equal to 3 : 5. If its consequent is 875, what is its antecendent?
(i)
524
(ii)
525
(iii)
526
(iv)
528
(v)
523
Question
17
17.
If
7
,
x
,
175
are in continued proportion, find
x
(i)
37
(ii)
36
(iii)
32
(iv)
35
(v)
34
Question
18
18.
Find the mean proportional between
3.3
and
118.8
(i)
17.8
(ii)
20.8
(iii)
21.8
(iv)
18.8
(v)
19.8
Question
19
19.
Find the ratio between 10 m and 10 km
(i)
0
:
1000
(ii)
1
:
1002
(iii)
1
:
1000
(iv)
1
:
997
Question
20
20.
Divide 2052 in the ratio 3 : 12 : 11 : 10
(i)
170 , 684 , 627 , 570
(ii)
171 , 687 , 627 , 570
(iii)
171 , 682 , 627 , 570
(iv)
172 , 684 , 627 , 570
(v)
171 , 684 , 627 , 570
Question
21
21.
Find the number which bears the same ratio
to
5
8
that
4
5
does to
1
(i)
1
2
(ii)
1
3
(iii)
1
(iv)
0
Question
22
22.
Find the product of extremes of
12
:
3
and
3
:
14
(i)
9
(ii)
166
(iii)
171
(iv)
167
(v)
168
Question
23
23.
If
20
:
x
::
30
:
24
, find '
x
'
(i)
14
(ii)
17
(iii)
15
(iv)
19
(v)
16
Question
24
24.
If
a
:
b
::
c
:
d
,
then '
d
' is called
(i)
mean proportional
(ii)
third proportional
(iii)
second term
(iv)
extreme
(v)
first term
Question
25
25.
The antecendent in the ratio
11
8
:
17
16
=
(i)
11
6
(ii)
11
8
(iii)
15
16
(iv)
17
16
(v)
13
8
Assignment Key
1) (iv)
2) (v)
3) (ii)
4) (ii)
5) (iv)
6) (ii)
7) (i)
8) (i)
9) (iii)
10) (i)
11) (ii)
12) (ii)
13) (i)
14) (i)
15) (i)
16) (ii)
17) (iv)
18) (v)
19) (iii)
20) (v)
21) (i)
22) (v)
23) (v)
24) (iv)
25) (ii)
