EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Unitary Method
Grade : ICSE Grade VIII
License : Non Commercial Use
Question 1
1.
84 men can dig a canal in 78 days  working for 15 hr per day. How many men are required to complete the work in 105 days  working for 6 hr per day?
  • (i)
    155
  • (ii)
    154
  • (iii)
    158
  • (iv)
    157
  • (v)
    156
Question 2
2.
35 artisans can make 14 idols in 12 days. How many artisans are required to make 12 idols in 24 days ?
  • (i)
    16
  • (ii)
    17
  • (iii)
    13
  • (iv)
    14
  • (v)
    15
Question 3
3.
The cost of 15 pens is ₹240 and 11 pencils is ₹88. With an amount of ₹384, 17 pens are purchased. How many pencils can be purchased with the remaining amount ?
  • (i)
    16
  • (ii)
    11
  • (iii)
    13
  • (iv)
    15
  • (v)
    14
Question 4
4.
    • A production line consists of three stages to be completed serially.
    • Stage1 work can be done by
    • 5
    • workers in
    • 8 days
    • .
    • Stage2 work can be done by
    • 14
    • workers in
    • 15 days
    • .
    • Stage3 work can be done by
    • 6
    • workers in
    • 10 days
    • .
    • If
    • 9
    • ,
    • 15
    • and
    • 13
    • workers are hired to do
    • Stage1, Stage2 and Stage3 works respectively,
    • in how many days is the work completed ?
  • (i)
    23
    7

    115
    days
  • (ii)
    23
    1

    13
    days
  • (iii)
    23
    1

    17
    days
  • (iv)
    23
    7

    117
    days
  • (v)
    23
    5

    117
    days
Question 5
5.
The weight of 16 rounds of copper wire is 400 kg. How many rounds of copper wire is present in 525 kg?
  • (i)
    24
  • (ii)
    19
  • (iii)
    20
  • (iv)
    21
  • (v)
    22
Question 6
6.
If 165 men can do a piece of work in 54 days, 99 men can do the same work in how many days?
  • (i)
    90 days
  • (ii)
    95 days
  • (iii)
    85 days
  • (iv)
    87 days
  • (v)
    93 days
Question 7
7.
16 workers take 15 days to build a room. After working for 6 days, 5 workers left. In how many more days is the room built ?
  • (i)
    10.09 days
  • (ii)
    18.09 days
  • (iii)
    16.09 days
  • (iv)
    13.09 days
  • (v)
    8.09 days
Question 8
8.
If 12 toys cost ₹72, how much will 25 toys cost?
  • (i)
    ₹136
  • (ii)
    ₹124
  • (iii)
    ₹175
  • (iv)
    ₹158
  • (v)
    ₹150
Question 9
9.
If 11 dosas cost ₹99, how many dosas can be purchased with ₹297?
  • (i)
    32
  • (ii)
    36
  • (iii)
    34
  • (iv)
    33
  • (v)
    30
Question 10
10.
18 workers working for 10 hr per day can dig a pit in 32 days. How many days are needed for 8 workers working 8 hr per day to dig the same pit?
  • (i)
    87 days
  • (ii)
    95 days
  • (iii)
    90 days
  • (iv)
    93 days
  • (v)
    85 days
Question 11
11.
    • The slab rates of a city's water department are as follows
    • Low Val (kl)
      -
      High Val (kl)
      Rate Rs/kl
      0
      -
      20
      18
      20
      -
      70
      23
      70
      -
      80
      28
      80
      -
      remaining
      33
    • How much amount has to be paid if the consumption is
    • 75 kl
    • .
  • (i)
    ₹1370
  • (ii)
    ₹1910
  • (iii)
    ₹1650
  • (iv)
    ₹1680
  • (v)
    ₹1580
Question 12
12.
80 men or 30 women can earn ₹2400 per day. How much is earned by 12 men and 18 women in a day?
  • (i)
    ₹1950
  • (ii)
    ₹1720
  • (iii)
    ₹1930
  • (iv)
    ₹1570
  • (v)
    ₹1800
Question 13
13.
The air ticket charges for 38 persons for a flight is ₹302518, inclusive of ₹161 as airport tax per person. How much has to be paid if 20 persons drop out of the trip ?
  • (i)
    ₹117298
  • (ii)
    ₹137298
  • (iii)
    ₹170298
  • (iv)
    ₹143298
  • (v)
    ₹161298
Question 14
14.
If 10 l of mustard oil costs ₹110, how much will 28 l cost?
  • (i)
    ₹286
  • (ii)
    ₹324
  • (iii)
    ₹313
  • (iv)
    ₹306
  • (v)
    ₹308
Question 15
15.
If Satish can read 143 pages in 11 hr, how many pages can he read in 18 hr?
  • (i)
    237
  • (ii)
    234
  • (iii)
    235
  • (iv)
    232
  • (v)
    233
Question 16
16.
If Gowtham can read 78 pages in a 338 pages book in 3 hr, how much more time will it take to complete the book?
  • (i)
    10 hr
  • (ii)
    15 hr
  • (iii)
    13 hr
  • (iv)
    7 hr
  • (v)
    5 hr
Question 17
17.
18 cows eat 3168 kg of grass in 16 days. How much of grass has to be procured to feed 13 cows for 7 days ?
  • (i)
    1141 kg
  • (ii)
    931 kg
  • (iii)
    1001 kg
  • (iv)
    841 kg
  • (v)
    1021 kg
Question 18
18.
    • If
    • 15
    • men can build
    • 1

      3
    • of a wall in
    • 37 days
    • ,
    • in how much more time is the wall completely built ?
  • (i)
    69 days
  • (ii)
    79 days
  • (iii)
    74 days
  • (iv)
    77 days
  • (v)
    71 days
Question 19
19.
To irrigate 15 acres of a field, 50000 l of water is needed. If 6 more acres are brought under cultivation, how many lts of water is needed?
  • (i)
    69200.00 l
  • (ii)
    70000.00 l
  • (iii)
    70700.00 l
  • (iv)
    72800.00 l
  • (v)
    68700.00 l
Question 20
20.
The total wage of 7 labourers for 10 days is ₹25900. What will be the total wage of 20 labourers for 8 days ?
  • (i)
    ₹60500
  • (ii)
    ₹59200
  • (iii)
    ₹56500
  • (iv)
    ₹57400
  • (v)
    ₹61000
Question 21
21.
If 12 men can make 84 candles in a day, how many men are needed to make 119 candles in a day?
  • (i)
    15
  • (ii)
    16
  • (iii)
    18
  • (iv)
    17
  • (v)
    19
Question 22
22.
16 m of cloth is required to stitch 7 dresses. How many meters of cloth is required to stitch 25 dresses?
  • (i)
    62.14 m
  • (ii)
    52.14 m
  • (iii)
    57.14 m
  • (iv)
    60.14 m
  • (v)
    54.14 m
Question 23
23.
    • A can do
    • 1

      10
    • of a particular work in
    • 9 days
    • .
    • B can do
    • 1

      12
    • of the same work in
    • 5 days
    • .
    • C can do
    • 1

      14
    • of the same work in
    • 3 days
    • .
    • If A, B and C work together, in how many days is the work completed ?
  • (i)
    19
    7

    13
    days
  • (ii)
    19
    5

    13
    days
  • (iii)
    19
    3

    13
    days
  • (iv)
    22
    10

    11
    days
  • (v)
    16
    4

    5
    days
Question 24
24.
10 men can make 350 baskets in 5 days. 14 women can make 294 baskets in 7 days. How many baskets are made by 8 men and 3 women in 7 days ?
  • (i)
    458
  • (ii)
    455
  • (iii)
    454
  • (iv)
    456
  • (v)
    452
Question 25
25.
    • The slab rates of a city's water department are as follows
    • Low Val (kl)
      -
      High Val (kl)
      Rate Rs/kl
      0
      -
      20
      12
      20
      -
      40
      17
      40
      -
      70
      22
      70
      -
      remaining
      27
    • How much amount has to be paid if the consumption is
    • 85 kl
    • .
  • (i)
    ₹1895
  • (ii)
    ₹1645
  • (iii)
    ₹1475
  • (iv)
    ₹1625
  • (v)
    ₹1685
    Assignment Key

  •  1) (v)
  •  2) (v)
  •  3) (v)
  •  4) (iv)
  •  5) (iv)
  •  6) (i)
  •  7) (iv)
  •  8) (v)
  •  9) (iv)
  •  10) (iii)
  •  11) (iii)
  •  12) (v)
  •  13) (iv)
  •  14) (v)
  •  15) (ii)
  •  16) (i)
  •  17) (iii)
  •  18) (iii)
  •  19) (ii)
  •  20) (ii)
  •  21) (iv)
  •  22) (iii)
  •  23) (ii)
  •  24) (ii)
  •  25) (ii)