EduSahara™ Worksheet
Name : Chapter Based Worksheet
Chapter : Unitary Method
Grade : ICSE Grade VII
License : Non Commercial Use
Question 1
1.
The cost of 13 pens is ₹169 and 18 pencils is ₹90. With an amount of ₹308, 16 pens are purchased. How many pencils can be purchased with the remaining amount ?
  • (i)
    19
  • (ii)
    22
  • (iii)
    18
  • (iv)
    20
  • (v)
    21
Question 2
2.
If 195 men can do a piece of work in 55 days, how many men can do the same work in 65 days?
  • (i)
    165
  • (ii)
    166
  • (iii)
    168
  • (iv)
    164
  • (v)
    162
Question 3
3.
30 artisans can make 42 idols in 70 days. How many artisans are required to make 27 idols in 30 days ?
  • (i)
    44
  • (ii)
    46
  • (iii)
    43
  • (iv)
    45
  • (v)
    47
Question 4
4.
In a certain exam, for every correct answer, 9 marks are added. For every wrong answer 3 marks are subtracted. A student attempted 48 questions and secured 192 marks. How many answers are correct and how many are wrong?
  • (i)
    28 correct and 20 wrong
  • (ii)
    29 correct and 19 wrong
  • (iii)
    27 correct and 21 wrong
  • (iv)
    26 correct and 22 wrong
  • (v)
    30 correct and 18 wrong
Question 5
5.
The sales tax for ₹100 of a bill is ₹14. How much sales tax has to be paid for a bill of ₹387 ?
  • (i)
    ₹59.18
  • (ii)
    ₹54.18
  • (iii)
    ₹49.18
  • (iv)
    ₹57.18
  • (v)
    ₹51.18
Question 6
6.
    • The slab rates of a city's water department are as follows
    • Low Val (kl)
      -
      High Val (kl)
      Rate Rs/kl
      0
      -
      60
      12
      60
      -
      70
      17
      70
      -
      90
      22
      90
      -
      remaining
      27
    • How much amount has to be paid if the consumption is
    • 73 kl
    • .
  • (i)
    ₹959
  • (ii)
    ₹956
  • (iii)
    ₹949
  • (iv)
    ₹940
  • (v)
    ₹974
Question 7
7.
In a hostel mess there are provisions enough for 14 students for 19 days. If 10 more students join the hostel, how long will the provisions last ?
  • (i)
    11.08 days
  • (ii)
    6.08 days
  • (iii)
    14.08 days
  • (iv)
    16.08 days
  • (v)
    8.08 days
Question 8
8.
A vehicle can cover certain distance in 70 min, running at a speed of 63 kmph. At what speed must the vehicle run to cover the same distance in 98 min?
  • (i)
    45 kmph
  • (ii)
    50 kmph
  • (iii)
    42 kmph
  • (iv)
    48 kmph
  • (v)
    40 kmph
Question 9
9.
In an eating contest, the eating capacities of A, B and C are 12 gm/sec, 5 gm/sec and 8 gm/sec respectively. If the amount of food to be eaten is 21 kg, in how much time is it consumed if all three participants start eating together ?
  • (i)
    15
    min
  • (ii)
    17
    min
  • (iii)
    14
    min
  • (iv)
    11
    min
  • (v)
    13
    min
Question 10
10.
If 6 eggs cost ₹54, how much will 36 eggs cost?
  • (i)
    ₹302
  • (ii)
    ₹329
  • (iii)
    ₹324
  • (iv)
    ₹306
  • (v)
    ₹347
Question 11
11.
If 110 men can do a piece of work in 180 days, 150 men can do the same work in how many days?
  • (i)
    160 days
  • (ii)
    140 days
  • (iii)
    132 days
  • (iv)
    127 days
  • (v)
    115 days
Question 12
12.
17 workers take 19 days to build a room. After working for 5 days, 8 workers left. In how many more days is the room built ?
  • (i)
    29.44 days
  • (ii)
    23.44 days
  • (iii)
    31.44 days
  • (iv)
    21.44 days
  • (v)
    26.44 days
Question 13
13.
The weight of 15 rounds of copper wire is 435 kg. How many rounds of copper wire is present in 580 kg?
  • (i)
    22
  • (ii)
    18
  • (iii)
    20
  • (iv)
    21
  • (v)
    19
Question 14
14.
A group of pilgrims have to cover 22 km to reach a shrine. They walk 17 km in 18 hr. At what speed they have to walk to cover the remaining distance in 8 hr ?
  • (i)
    8.62 kmph
  • (ii)
    7.62 kmph
  • (iii)
    0.62 kmph
  • (iv)
    1.62 kmph
  • (v)
    2.62 kmph
Question 15
15.
A banker gave foreign exchange of $10 for ₹550. How many dollars will the customer get for ₹2200 ?
  • (i)
    $40
  • (ii)
    $37
  • (iii)
    $45
  • (iv)
    $43
  • (v)
    $35
Question 16
16.
The total wage of 9 labourers for 5 days is ₹11250. What will be the total wage of 13 labourers for 7 days ?
  • (i)
    ₹22750
  • (ii)
    ₹22350
  • (iii)
    ₹25050
  • (iv)
    ₹20950
  • (v)
    ₹24150
Question 17
17.
The cost of 5 dozen bananas is ₹195. What is the cost of 17 dozens ?
  • (i)
    ₹663
  • (ii)
    ₹648
  • (iii)
    ₹667
  • (iv)
    ₹649
  • (v)
    ₹685
Question 18
18.
If Sunny can read 266 pages in 14 hr, he can read 361 pages in how many hours?
  • (i)
    24 hr
  • (ii)
    14 hr
  • (iii)
    22 hr
  • (iv)
    16 hr
  • (v)
    19 hr
Question 19
19.
If 14 l of water costs ₹140, how much of water costs ₹280?
  • (i)
    31 l
  • (ii)
    25 l
  • (iii)
    33 l
  • (iv)
    23 l
  • (v)
    28 l
Question 20
20.
The air ticket charges for 30 persons for a flight is ₹108480, inclusive of ₹416 as airport tax per person. How much has to be paid if 19 persons drop out of the trip ?
  • (i)
    ₹39576
  • (ii)
    ₹40176
  • (iii)
    ₹38276
  • (iv)
    ₹39776
  • (v)
    ₹42176
Question 21
21.
11 men can dig a trench in 12 days. But after working for 8 days, 5 men left. How many more days are required to complete the work?
  • (i)
    8
    days
  • (ii)
    7
    1

    5
    days
  • (iii)
    6
    2

    3
    days
  • (iv)
    7
    1

    3
    days
Question 22
22.
A journey consists of three legs. First 28 km are travelled at a speed of 70 kmph. Next 150 km are travelled at a speed of 150 kmph. Last 156 km are travelled at a speed of 120 kmph. Find the total time taken to complete the journey.
  • (i)
    2
    9

    10
    hr
  • (ii)
    2
    1

    4
    hr
  • (iii)
    2
    7

    10
    hr
  • (iv)
    2
    1

    2
    hr
  • (v)
    3
    3

    8
    hr
Question 23
23.
A bus ticket fare for 12 km costs ₹92. How much is the fare for 11 km?
  • (i)
    ₹84.33
  • (ii)
    ₹87.33
  • (iii)
    ₹89.33
  • (iv)
    ₹79.33
  • (v)
    ₹81.33
Question 24
24.
    • A can do
    • 1

      11
    • of a particular work in
    • 8 days
    • .
    • B can do
    • 1

      2
    • of the same work in
    • 4 days
    • .
    • C can do
    • 1

      6
    • of the same work in
    • 15 days
    • .
    • If A, B and C work together, in how many days is the work completed ?
  • (i)
    6
    69

    71
    days
  • (ii)
    6
    3

    5
    days
  • (iii)
    6
    55

    73
    days
  • (iv)
    6
    57

    73
    days
  • (v)
    6
    59

    73
    days
Question 25
25.
12 workers working for 10 hr per day can dig a pit in 15 days. How many days are needed for 30 workers working 3 hr per day to dig the same pit?
  • (i)
    23 days
  • (ii)
    15 days
  • (iii)
    17 days
  • (iv)
    20 days
  • (v)
    25 days
    Assignment Key

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