EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Ratio - Applications
Grade : SSC Grade VII
License : Non Commercial Use
Question
1
1.
In a school of 600 students, 150 students are boys. The number of boys who failed the final exam is 40. The percentage of girls who failed is 28.89%. The number of girls who failed =
(i)
131
(ii)
132
(iii)
130
(iv)
128
(v)
129
Question
2
2.
If M.P = ₹4930.00 and discount = ₹2850.00, then discount % =
(i)
62.81%
(ii)
54.81%
(iii)
60.81%
(iv)
52.81%
(v)
57.81%
Question
3
3.
If the simple interest amount for a certain principal is ₹8260.00 for 3 year(s) at an ROI of 6.00% p.a. computed annually, then principal is
(i)
₹7000.00
(ii)
₹7002.00
(iii)
₹7001.00
(iv)
₹6998.00
(v)
₹6999.00
Question
4
4.
A certain amount has been divided into two parts in the ratio 8 : 9. If the first part is 184, find the total amount.
(i)
390
(ii)
394
(iii)
392
(iv)
391
(v)
389
Question
5
5.
Find the product of extremes of
13
:
16
and
5
:
1
(i)
15
(ii)
13
(iii)
12
(iv)
80
(v)
10
Question
6
6.
Out of 69 articles, 5 were damaged. What is the percentage of good articles?
(i)
92.75%
(ii)
94.75%
(iii)
90.75%
(iv)
91.75%
(v)
93.75%
Question
7
7.
Divide 19894 in the ratio 34 : 24
(i)
11662 , 8235
(ii)
11662 , 8232
(iii)
11662 , 8230
(iv)
11661 , 8232
(v)
11663 , 8232
Question
8
8.
5.00%
of
10.00
+
8.00%
of
90.00
=
(i)
7.80
(ii)
7.50
(iii)
7.70
(iv)
7.60
(v)
7.90
Question
9
9.
If S.P = ₹4670.00 and M.P = ₹4910.00, then discount % =
(i)
5.89%
(ii)
3.89%
(iii)
6.89%
(iv)
2.89%
(v)
4.89%
Question
10
10.
The antecendent in the ratio
1
10
:
2
17
=
(i)
1
10
(ii)
2
17
(iii)
0
(iv)
1
8
(v)
3
10
Question
11
11.
The consequent in the ratio
18
:
16
=
(i)
15
(ii)
16
(iii)
18
Question
12
12.
The population of a city is 50000. If the rate of decrease in population is 3.00% per annum, what is the popoulation after 4 year(s)?
(i)
44275
(ii)
44245
(iii)
44255
(iv)
44285
(v)
44265
Question
13
13.
If 6 l of fruit drink costs ₹108, how much will 40 l cost?
(i)
₹733
(ii)
₹728
(iii)
₹720
(iv)
₹716
(v)
₹705
Question
14
14.
If principal is ₹11000.00 and simple interest amount is ₹12760.00 for 2 year(s) computed annually, then ROI per annum is
(i)
8.00%
(ii)
9.00%
(iii)
6.00%
(iv)
10.00%
(v)
7.00%
Question
15
15.
If the cost of 10 apples is ₹930.00 and the cost of 180 apples is ₹16740.00, the ratio of apples cost =
(i)
1
:
18
(ii)
1
:
16
(iii)
1
:
20
(iv)
2
:
18
(v)
0
:
18
Question
16
16.
A box contains 343 stationary items of 2 types. The pens and pencils are in the ratio 1 : 6. The number of pens in the box =
(i)
49
(ii)
48
(iii)
50
(iv)
47
(v)
51
Question
17
17.
If S.P = ₹4250.00 and discount = ₹120.00, then M.P =
(i)
₹4370.00
(ii)
₹4400.00
(iii)
₹4330.00
(iv)
₹4140.00
(v)
₹4610.00
Question
18
18.
If 'a' is short of 'b' by
2.00%
,
then 'b' exceeds 'a' by
(i)
3.04%
(ii)
1.04%
(iii)
0.04%
(iv)
2.04%
(v)
4.04%
Question
19
19.
If S.P = ₹3090.00 and loss = ₹540.00, then C.P =
(i)
₹3800.00
(ii)
₹3350.00
(iii)
₹3630.00
(iv)
₹3490.00
(v)
₹3880.00
Question
20
20.
If the price of a commodity increases by r%, the reduction in consumption so as not to increase the expenditure is
(i)
[
100 − r
r
✕
100
]
%
(ii)
[
r
100 − r
✕
100
]
%
(iii)
[
r
100 + r
✕
100
]
%
(iv)
[
100 + r
r
✕
100
]
%
Question
21
21.
The sides of a triangle are in the ratio
1
5
:
1
9
:
1
7
and its perimeter is
2717 cm
.
Find the lengths of the sides of the triangle
(i)
1197
cm
:
665
cm
:
855
cm
(ii)
1202
cm
:
665
cm
:
850
cm
(iii)
1192
cm
:
670
cm
:
855
cm
(iv)
1192
cm
:
665
cm
:
860
cm
(v)
1202
cm
:
660
cm
:
855
cm
Question
22
22.
Divide 1519 in the ratio
7
4
:
5
6
(i)
1029 , 487
(ii)
1030 , 490
(iii)
1028 , 490
(iv)
1029 , 492
(v)
1029 , 490
Question
23
23.
A train from Calcutta travelling at a speed of 320kmph reaches Chennai in 1hr. If the train travels at the speed of 160kmph, what is the time taken to reach Chennai?
(i)
0 hr
(ii)
1 hr
(iii)
4 hr
(iv)
3 hr
(v)
2 hr
Question
24
24.
Find the mean proportional of
98
and
2
(i)
2
(ii)
12
(iii)
98
(iv)
14
(v)
196
Question
25
25.
Out of 500 articles, 55 were damaged. What is the percentage of good articles?
(i)
88.00%
(ii)
89.00%
(iii)
90.00%
(iv)
87.00%
(v)
91.00%
Assignment Key
1) (iii)
2) (v)
3) (i)
4) (iv)
5) (ii)
6) (i)
7) (ii)
8) (iii)
9) (v)
10) (i)
11) (ii)
12) (v)
13) (iii)
14) (i)
15) (i)
16) (i)
17) (i)
18) (iv)
19) (iii)
20) (iii)
21) (i)
22) (v)
23) (v)
24) (iv)
25) (ii)