ICSE Board Practice

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ICSE Grade VIII - Ratio and Proportion
Question 1
1.
    • The antecendent in the ratio
    • 3
      14
      		:
      5
      9
    • =
  • 5
    14
  • 3
    14
  • 5
    9
  • 1
    3
  • 1
    4
Question 2
2.
A ratio is equal to 3 : 10. If its consequent is 5600, what is its antecendent?
  • 1677
  • 1682
  • 1681
  • 1679
  • 1680
Question 3
3.
    • The antecendent in the ratio
    • 18
      		:
      13
    • =
  • 13
  • 20
  • 17
  • 11
  • 18
Question 4
4.
    • Find the product of extremes of
    • 5
      16
      		:
      13
      14
    • and
    • 20
      17
      		:
      8
      13
  • 5
    24
  • 130
    119
  • 5
    26
  • 7
    26
  • 3
    26
Question 5
5.
    • In an examination, the ratio of passes to failures was 3 : 2.
    • Had 35 less appeared and 5 less passed, the ratio of passes to failures would have been 47 : 26.
    • How many students appeared for the examination?
  • 390
  • 400
  • 410
  • 395
  • 405
Question 6
6.
A man reduces his weight in the ratio 19 : 10. What is his weight now, if originally he was 82 kg ?
  • 822
    19
    kg
  • 858
    19
    kg
  • 839
    19
    kg
  • 820
    19
    kg
  • 821
    19
    kg
Question 7
7.
The work done by (x + 1) men in (12x + 1) days and work done by (3x + 1) men in (17x + 1) days is in the ratio of 15 : 49 . Find the value of x
  • 4
  • 2
  • 3
  • (-1)
  • 1
Question 8
8.
    • If
    • 9
    • A =
    • 5
    • B and
    • 6
    • B =
    • 3
    • C,
    • find A : C
  • 5
    		:
    16
  • 5
    		:
    18
  • 5
    		:
    21
  • 4
    		:
    18
  • 6
    		:
    18
Question 9
9.
Two numbers are in the ratio 4 : 1 and their difference is 69. Find the numbers.
  • 92,23
  • 92,26
  • 92,20
  • 91,23
  • 93,23
Question 10
10.
Find the ratio between 6 gm and 8 kg
  • 2
    		:
    4000
  • 3
    		:
    4000
  • 3
    		:
    3998
  • 3
    		:
    4002