ICSE Board Practice

Class VI Class VII Class VIII Class IX Class X
ICSE Grade VIII - Simple Linear Equations
Question 1
1.
    • A certain number of men can do a work in
    • 40
      days
    • .
    • If there were
    • 2
    • men
    • less
    • ,
    • it would take
    • 8
      days
    • more
    • to complete the work.
    • How many men are required to complete the work in
    • 30
      days
    • ?
  • 15
  • 13
  • 19
  • 17
  • 16
Question 2
2.
The ratio of males to females in a committee of 110 members is 6 : 5. How many more ladies should be added to the committee so that the ratio of males to females is 6 : 13?
  • 82
  • 81
  • 79
  • 78
  • 80
Question 3
3.
The ratio of two numbers is
4
:
2
and their LCM is 52. Find the numbers.
  • 56
    		:
    28
  • 60
    		:
    30
  • 48
    		:
    24
  • 52
    		:
    26
  • 44
    		:
    22
Question 4
4.
In  △CDE, if ∠C = 68° and ∠D = 65°, find the measure of ∠E
  • E
    =
    46°
  • E
    =
    45°
  • E
    =
    49°
  • E
    =
    47°
  • E
    =
    48°
Question 5
5.
    • Which of the following equations is the same as
    • (
      5
      x
      −
      5
      		)
      =
      (
      −
      7
      		)
  • (
    4
    x
    −
    6
    		)
    =
    (
    x
    −
    6
    		)
  • (
    4
    x
    −
    6
    		)
    =
    (
    −
    x
    −
    8
    		)
  • (
    12
    x
    −
    2
    		)
    =
    (
    −
    7
    x
    −
    10
    		)
  • (
    −
    2
    x
    −
    8
    		)
    =
    (
    7
    x
    −
    4
    		)
  • (
    6
    x
    −
    4
    		)
    =
    (
    −
    x
    −
    8
    		)
Question 6
6.
    • Solve :
    •  
       
      (
      −
      2
      x
      +
      5
      		)
      		  +  
       
       
      (
      −
      2
      x
      −
      5
      		)
      =
       
       
      (
      −
      4
      x
      −
      1
      		)
       
       
      20
  • (
    -1
    76
    		 )
  • 3
    76
  • 1
    76
  • 1
    78
  • 1
    74
Question 7
7.
    • Which of the following equations is not equivalent to
    • (
      4
      x
      −
      1
      		)
      =
      0
  • 4
    x
    =
    (
    −
    3
    		)
  • (
    −
    8
    x
    		)
    =
    (
    −
    2
    		)
  • (
    −
    4
    x
    		)
    =
    (
    −
    1
    		)
  • (
    −
    12
    x
    		)
    =
    (
    −
    3
    		)
  • 8
    x
    =
    2
Question 8
8.
A ratio is equal to 7 : 5. If its consequent is 3990, what is its antecendent?
  • 5585
  • 5589
  • 5587
  • 5584
  • 5586
Question 9
9.
    • Which of the following equations is the same as
    • 9
      x
      =
      8
  • (
    10
    x
    +
    3
    		)
    =
    (
    −
    x
    +
    5
    		)
  • (
    16
    x
    −
    9
    		)
    =
    (
    −
    7
    x
    +
    17
    		)
  • (
    8
    x
    −
    3
    		)
    =
    (
    x
    +
    11
    		)
  • (
    2
    x
    +
    9
    		)
    =
    (
    7
    x
    −
    1
    		)
  • (
    8
    x
    −
    3
    		)
    =
    (
    −
    x
    +
    5
    		)
Question 10
10.
    • Which of the following equations is not the same as
    • (
      5
      x
      −
      2
      		)
      =
      6
  • (
    −
    10
    x
    +
    4
    		)
    =
    4
  • (
    20
    x
    −
    8
    		)
    =
    24
  • (
    −
    5
    x
    +
    2
    		)
    =
    (
    −
    6
    		)
  • (
    −
    15
    x
    +
    6
    		)
    =
    (
    −
    18
    		)
  • (
    10
    x
    −
    4
    		)
    =
    12