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Question

Which of the following ratio is equivalent to 8:2

  1. 16:2
  2. 4:1
  3. 4:8
  4. 5:10

The correct answer is: 4:1


    8 and 2 both are divisible by 2
    (8/2)/(2/2)
    4/1
    4:1

    Related Questions to study

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    The surface area of  a cuboid is 3600 sq m. If its dimensions are in the ratio 4:2:2, find its volume.

    let the dimensions of the cuboid be  4x,2x,2x.
    surface area of cuboid
    =2[4x*2x + 2x*2x + 2x*4x]
    =2[8x2 + 4x2 + 8x2]
    =2[20x2]
    =40x2
    According to the question,
    40x2=3600
    X2 =3600/40
    X2=9
    X=(9)1/2
    X=3
    Dimensions =12m , 6m , 6m
    Volume= 12*6*6
    Volume= 432 cu m

    The surface area of  a cuboid is 3600 sq m. If its dimensions are in the ratio 4:2:2, find its volume.

    Maths-General
    let the dimensions of the cuboid be  4x,2x,2x.
    surface area of cuboid
    =2[4x*2x + 2x*2x + 2x*4x]
    =2[8x2 + 4x2 + 8x2]
    =2[20x2]
    =40x2
    According to the question,
    40x2=3600
    X2 =3600/40
    X2=9
    X=(9)1/2
    X=3
    Dimensions =12m , 6m , 6m
    Volume= 12*6*6
    Volume= 432 cu m
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    which multiplication property states that,”The mode of grouping the factors does not change the result of the multiplication”.

    associative property i.e.,
    (a*b)*c =a*(b*c)

    which multiplication property states that,”The mode of grouping the factors does not change the result of the multiplication”.

    Maths-General
    associative property i.e.,
    (a*b)*c =a*(b*c)
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    4 divided by 16/11

    4 ÷ 16/11 = 4 x 11/16 = 11/4

    4 divided by 16/11

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    4 ÷ 16/11 = 4 x 11/16 = 11/4
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    Divide 56 by 3:


    Q=18, R=2

    Divide 56 by 3:

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    Q=18, R=2
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    What is the mean of first five whole numbers

    Mean = (0+1+2+3+4) / 5 = 2

    What is the mean of first five whole numbers

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    Mean = (0+1+2+3+4) / 5 = 2
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    what is the opposite integer of 4:

    opposite integer of 4 is -4

    what is the opposite integer of 4:

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    opposite integer of 4 is -4
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    What is the place value of 3 in 234,569

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    What is the place value of 3 in 234,569

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    Ten-thousands
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    In a school, there are 1000 students. Out of these, 700 students are girls. Find the percentage of boys and girls in the school.

    Percentage of girls=(700/1000)*100
    =70%
    No. of boys=  1000-700=300
    Percentage of boys= (300/1000)*100
    =30%

    In a school, there are 1000 students. Out of these, 700 students are girls. Find the percentage of boys and girls in the school.

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    Percentage of girls=(700/1000)*100
    =70%
    No. of boys=  1000-700=300
    Percentage of boys= (300/1000)*100
    =30%
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    Find the least common multiple of 9 and 10.


    LCM of 9 and 10 = 3*3*2*5= 90

    Find the least common multiple of 9 and 10.

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    LCM of 9 and 10 = 3*3*2*5= 90
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    There are two circle with same centre O. The radius of larger circle is 4cm and that of the smaller circle is 2cm.
    Find area of the shaded region.

    Ar of shaded region =ar. of larger circle – ar. of smaller circle
    {ar.  of  circle = 22/7*r*r}
    = 22/7*4*4-22/7*2*2
    =22/7(16-4)
    =22/7*12
    =37.7 sq cm

    There are two circle with same centre O. The radius of larger circle is 4cm and that of the smaller circle is 2cm.
    Find area of the shaded region.

    Maths-General
    Ar of shaded region =ar. of larger circle – ar. of smaller circle
    {ar.  of  circle = 22/7*r*r}
    = 22/7*4*4-22/7*2*2
    =22/7(16-4)
    =22/7*12
    =37.7 sq cm
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    Write 5 in roman numbers

    The number 5 is represented as V in roman.

    Write 5 in roman numbers

    Maths-General
    The number 5 is represented as V in roman.
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    Is 4/16 is equivalent to

    Dividing the numerator and denominator by 4, we get 1/4

    Is 4/16 is equivalent to

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    Dividing the numerator and denominator by 4, we get 1/4
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    Which of the following is a roman number

    V is 5 in roman numbers

    Which of the following is a roman number

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    V is 5 in roman numbers
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    In which quadrant does the point (-2,-5)lies

    In 4th quadrant both the abscissa and ordinate are negative

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    Himani’s father is 57years old. He is 5years older than four times Himani’s age. Find how old is Himanshi?

    Let Himani’s age = x yrs
    Then, her father’s age = (4x+5)yrs
    According to ques, father’s age =57yrs
    4x+5=57
    4x=57-5
    4x=52
    x=52/4
    x=13yrs

    Himani’s father is 57years old. He is 5years older than four times Himani’s age. Find how old is Himanshi?

    Maths-General
    Let Himani’s age = x yrs
    Then, her father’s age = (4x+5)yrs
    According to ques, father’s age =57yrs
    4x+5=57
    4x=57-5
    4x=52
    x=52/4
    x=13yrs
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