EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Ratio and Proportion
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
Two numbers are in the ratio 2 : 9. If 12 is added to each number, the ratio becomes 16 : 51. Find the numbers.
(i)
24
:
108
(ii)
20
:
90
(iii)
22
:
99
(iv)
18
:
81
(v)
16
:
72
Question
2
2.
Find the ratio between 6 l and 7 kl
(i)
2
:
3500
(ii)
3
:
3497
(iii)
3
:
3503
(iv)
3
:
3500
Question
3
3.
Increase
640
in the ratio
16 : 18
(i)
717
(ii)
722
(iii)
721
(iv)
719
(v)
720
Question
4
4.
The ascending order of
3
:
8
,
1
:
9
,
6
:
9
,
4
:
7
,
3
:
4
is
(i)
1
:
9
,
3
:
8
,
4
:
7
,
6
:
9
,
3
:
4
(ii)
1
:
9
,
3
:
4
,
3
:
8
,
4
:
7
,
6
:
9
(iii)
3
:
8
,
6
:
9
,
1
:
9
,
3
:
4
,
4
:
7
(iv)
3
:
4
,
4
:
7
,
1
:
9
,
3
:
8
,
6
:
9
(v)
3
:
4
,
6
:
9
,
1
:
9
,
3
:
8
,
4
:
7
Question
5
5.
Find the missing value in the equation
30
:
____
=
48
:
8
(i)
4
(ii)
8
(iii)
5
(iv)
3
(v)
6
Question
6
6.
An office contains 300 managers, 250 team leaders, 50 developers and 200 testers. The ratio of managers to the total employees =
(i)
2
:
8
(ii)
3
:
11
(iii)
3
:
8
(iv)
4
:
8
(v)
3
:
6
Question
7
7.
If a : b =
8
9
:
9
2
, b : c =
5
2
:
7
9
and c : d =
9
2
:
9
4
,
then a : b : c : d =
(i)
80
:
403
:
126
:
63
(ii)
80
:
407
:
126
:
63
(iii)
79
:
405
:
126
:
63
(iv)
80
:
405
:
126
:
63
(v)
81
:
405
:
126
:
63
Question
8
8.
What number must be added to each term of the ratio
48
:
160
to make it
22
:
29
?
(i)
303
(ii)
301
(iii)
306
(iv)
304
(v)
305
Question
9
9.
The ratio of males to females in a committee of 98 members is 5 : 2. How many more ladies should be added to the committee so that the ratio of males to females is 35 : 54?
(i)
79
(ii)
80
(iii)
77
(iv)
82
(v)
81
Question
10
10.
Which of the ratios is proportional to 20 : 5?
(i)
13
:
3
(ii)
11
:
3
(iii)
12
:
6
(iv)
12
:
3
(v)
12
:
1
Question
11
11.
A bag contains ₹1162 in the form of five-rupee, two-rupee and one-rupee coins in the ratio 8 : 12 : 19. Find the number of coins of each type
(i)
110 , 173 , 266
(ii)
112 , 168 , 266
(iii)
111 , 168 , 271
(iv)
114 , 163 , 266
(v)
113 , 173 , 261
Question
12
12.
Two numbers are in the ratio 7 : 3 and their difference is 80. Find the numbers.
(i)
139,60
(ii)
140,60
(iii)
140,62
(iv)
141,60
(v)
140,58
Question
13
13.
A man reduces his weight in the ratio 20 : 12. What is his weight now, if originally he was 62 kg ?
(i)
188
5
kg
(ii)
187
5
kg
(iii)
196
5
kg
(iv)
191
5
kg
(v)
186
5
kg
Question
14
14.
Find the product of means of
3
:
4
and
10
:
18
(i)
38
(ii)
39
(iii)
40
(iv)
43
(v)
54
Question
15
15.
An office contains 114 managers, 95 team leaders, 57 developers and 38 testers. The ratio of managers and team leaders =
(i)
6
:
5
(ii)
6
:
7
(iii)
6
:
3
(iv)
7
:
5
(v)
5
:
5
Question
16
16.
The consequent in the ratio
14
11
:
11
5
=
(i)
14
11
(ii)
12
11
(iii)
13
5
(iv)
11
3
(v)
11
5
Question
17
17.
Divide 12915 in the ratio
9
2
:
4
7
:
1
5
(i)
11025 , 1400 , 490
(ii)
11024 , 1400 , 490
(iii)
11026 , 1400 , 490
(iv)
11025 , 1398 , 490
(v)
11025 , 1403 , 490
Question
18
18.
A ratio is equal to 9 : 55. If its antecendent is 756, what is its consequent?
(i)
4621
(ii)
4618
(iii)
4620
(iv)
4623
(v)
4619
Question
19
19.
In an examination, the ratio of passes to failures was 7 : 2.
Had 40 less appeared and 20 less passed, the ratio of passes to failures would have been 4 : 1.
How many students appeared for the examination?
(i)
530
(ii)
550
(iii)
545
(iv)
540
(v)
535
Question
20
20.
A box contains 72 stationary items of 2 types. The pens and pencils are in the ratio 1 : 5. The number of pens in the box =
(i)
12
(ii)
9
(iii)
13
(iv)
14
(v)
11
Question
21
21.
Find the ratio between 11 months and 7 years
(i)
10
:
84
(ii)
11
:
86
(iii)
11
:
81
(iv)
11
:
84
Question
22
22.
Find the ratio between 9 m and 10 km
(i)
9
:
10000
(ii)
9
:
9998
(iii)
8
:
10000
(iv)
9
:
10003
Question
23
23.
Which of the following is true?
(i)
8
:
5
>
7
:
1
(ii)
5
:
3
>
8
:
3
(iii)
9
:
5
<
9
:
1
(iv)
6
:
1
>
8
:
1
(v)
6
:
5
<
9
:
8
Question
24
24.
An office contains 105 managers, 126 team leaders, 42 developers and 63 testers. The ratio of all employees in the office =
(i)
4
:
6
:
2
:
3
(ii)
6
:
6
:
2
:
3
(iii)
5
:
6
:
2
:
3
(iv)
5
:
8
:
2
:
3
(v)
5
:
3
:
2
:
3
Question
25
25.
Find the missing value in the equation
36
:
9
=
____
:
5
(i)
21
(ii)
20
(iii)
19
(iv)
18
(v)
22
Assignment Key
1) (ii)
2) (iv)
3) (v)
4) (i)
5) (iii)
6) (iii)
7) (iv)
8) (iv)
9) (ii)
10) (iv)
11) (ii)
12) (ii)
13) (v)
14) (iii)
15) (i)
16) (v)
17) (i)
18) (iii)
19) (iv)
20) (i)
21) (iv)
22) (i)
23) (iii)
24) (iii)
25) (ii)