EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Unitary Method
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
If 15 chocolates cost ₹90, how much will 36 chocolates cost?
(i)
₹216
(ii)
₹218
(iii)
₹199
(iv)
₹210
(v)
₹238
Question
2
2.
40 artisans can make 80 idols in 24 days. How many artisans are required to make 54 idols in 27 days ?
(i)
25
(ii)
24
(iii)
22
(iv)
26
(v)
23
Question
3
3.
To irrigate 18 acres of a field, 100000 l of water is needed. If 6 more acres are brought under cultivation, how many lts of water is needed?
(i)
133333.33 l
(ii)
108333.33 l
(iii)
117333.33 l
(iv)
141333.33 l
(v)
157333.33 l
Question
4
4.
The slab rates of a city's water department are as follows
Low Val (kl)
-
High Val (kl)
Rate Rs/kl
0
-
20
14
20
-
60
19
60
-
70
24
70
-
remaining
29
How much amount has to be paid if the consumption is
7 kl
.
(i)
₹98
(ii)
₹101
(iii)
₹93
(iv)
₹95
(v)
₹103
Question
5
5.
The specification on a printer says that it prints 4000 pages in 40 min. If 5000 pages have to be printed, how long will it take ?
(i)
50 min
(ii)
45 min
(iii)
55 min
(iv)
53 min
(v)
47 min
Question
6
6.
13 cows eat 2002 kg of grass in 11 days. How much of grass has to be procured to feed 18 cows for 15 days ?
(i)
3610 kg
(ii)
3700 kg
(iii)
3810 kg
(iv)
3780 kg
(v)
4060 kg
Question
7
7.
The cost of 10 dozen bananas is ₹430. What is the cost of 19 dozens ?
(i)
₹817
(ii)
₹815
(iii)
₹800
(iv)
₹835
(v)
₹820
Question
8
8.
21 men or 18 women can earn ₹1260 per day. How much is earned by 15 men and 19 women in a day?
(i)
₹2210
(ii)
₹2410
(iii)
₹2060
(iv)
₹2400
(v)
₹2230
Question
9
9.
150 men can dig a canal in 126 days working for 12 hr per day. How many men are required to complete the work in 120 days working for 9 hr per day?
(i)
212
(ii)
210
(iii)
208
(iv)
209
(v)
211
Question
10
10.
20 workers working 13 hr per day are paid ₹187200 for 12 days. How much has to be paid to 17 workers working 15 hr per day for 12 days ?
(i)
₹185600
(ii)
₹177600
(iii)
₹210600
(iv)
₹166600
(v)
₹183600
Question
11
11.
If Tarun can make 112 hotdogs in 8 min, in how much time can he complete an order of 658 hotdogs ?
(i)
50 min
(ii)
42 min
(iii)
44 min
(iv)
52 min
(v)
47 min
Question
12
12.
63 workers working for 5 hr per day can dig a pit in 24 days. How many days are needed for 27 workers working 8 hr per day to dig the same pit?
(i)
40 days
(ii)
38 days
(iii)
32 days
(iv)
35 days
(v)
30 days
Question
13
13.
To stitch a shirt, 106 cm of cloth is needed. How much cloth is needed to stitch 7 shirts ?
(i)
769 cm
(ii)
735 cm
(iii)
742 cm
(iv)
726 cm
(v)
747 cm
Question
14
14.
A journey consists of three legs. First 40 km are travelled at a speed of 50 kmph. Next 54 km are travelled at a speed of 90 kmph. Last 44 km are travelled at a speed of 40 kmph. Find the total time taken to complete the journey.
(i)
2
1
12
hr
(ii)
2
3
10
hr
(iii)
2
1
2
hr
(iv)
2
7
10
hr
(v)
3
1
8
hr
Question
15
15.
13 mangoes weigh 7 kg. If 9 mangoes are needed, how many kgs have to be purchased?
(i)
2.85 kg
(ii)
6.85 kg
(iii)
5.85 kg
(iv)
3.85 kg
(v)
4.85 kg
Question
16
16.
If 5 cookies cost ₹25, how many cookies can be purchased with ₹180?
(i)
39
(ii)
34
(iii)
36
(iv)
37
(v)
35
Question
17
17.
A production line consists of three stages to be completed serially.
Stage1 work can be done by
13
workers in
10 days
.
Stage2 work can be done by
8
workers in
7 days
.
Stage3 work can be done by
6
workers in
14 days
.
If
7
,
6
and
14
workers are hired to do
Stage1, Stage2 and Stage3 works respectively,
in how many days is the work completed ?
(i)
33
17
21
days
(ii)
33
19
21
days
(iii)
33
19
23
days
(iv)
34
days
Question
18
18.
A person has to travel from one town to another town which is at a distance of 420 km. He covers 195 km in 13 hr. In how much more time will he reach his destination?
(i)
10 hr
(ii)
20 hr
(iii)
18 hr
(iv)
12 hr
(v)
15 hr
Question
19
19.
If Hari can read 162 pages in a 351 pages book in 6 hr, how much more time will it take to complete the book?
(i)
6 hr
(ii)
5 hr
(iii)
7 hr
(iv)
8 hr
(v)
9 hr
Question
20
20.
In a certain exam, for every correct answer, 9 marks are added. For every wrong answer 5 marks are subtracted. A student attempted 42 questions and secured 252 marks. How many answers are correct and how many are wrong?
(i)
33 correct and 9 wrong
(ii)
31 correct and 11 wrong
(iii)
32 correct and 10 wrong
(iv)
34 correct and 8 wrong
(v)
35 correct and 7 wrong
Question
21
21.
In an eating contest, the eating capacities of A, B and C are 13 gm/sec, 8 gm/sec and 15 gm/sec respectively. If the amount of food to be eaten is 30.24 kg, in how much time is it consumed if all three participants start eating together ?
(i)
14
min
(ii)
16
min
(iii)
11
min
(iv)
13
min
(v)
15
min
Question
22
22.
4 men can make 144 baskets in 9 days. 14 women can make 392 baskets in 7 days. How many baskets are made by 4 men and 5 women in 8 days ?
(i)
290
(ii)
287
(iii)
289
(iv)
288
(v)
286
Question
23
23.
The sales tax for ₹100 of a bill is ₹19. How much sales tax has to be paid for a bill of ₹500 ?
(i)
₹95.00
(ii)
₹100.00
(iii)
₹90.00
(iv)
₹92.00
(v)
₹98.00
Question
24
24.
If 182 men can do a piece of work in 165 days, how many men can do the same work in 154 days?
(i)
196
(ii)
193
(iii)
195
(iv)
194
(v)
197
Question
25
25.
A bus ticket fare for 18 km costs ₹98. How much is the fare for 13 km?
(i)
₹73.78
(ii)
₹67.78
(iii)
₹65.78
(iv)
₹75.78
(v)
₹70.78
Assignment Key
1) (i)
2) (ii)
3) (i)
4) (i)
5) (i)
6) (iv)
7) (i)
8) (v)
9) (ii)
10) (v)
11) (v)
12) (iv)
13) (iii)
14) (iii)
15) (v)
16) (iii)
17) (ii)
18) (v)
19) (iii)
20) (i)
21) (i)
22) (iv)
23) (i)
24) (iii)
25) (v)