Maths-
General
Easy
Question
Which of the following ratio is equivalent to 8:2
- 16:2
- 4:1
- 4:8
- 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
Maths-
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
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
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
Maths-
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)
(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)
(a*b)*c =a*(b*c)
Maths-
4 divided by 16/11
4 ÷ 16/11 = 4 x 11/16 = 11/4
4 divided by 16/11
Maths-General
4 ÷ 16/11 = 4 x 11/16 = 11/4
Maths-
Divide 56 by 3:
Q=18, R=2
Divide 56 by 3:
Maths-General
Q=18, R=2
Maths-
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
Maths-General
Mean = (0+1+2+3+4) / 5 = 2
Maths-
what is the opposite integer of 4:
opposite integer of 4 is -4
what is the opposite integer of 4:
Maths-General
opposite integer of 4 is -4
Maths-
What is the place value of 3 in 234,569
Ten-thousands
What is the place value of 3 in 234,569
Maths-General
Ten-thousands
Maths-
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%
=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.
Maths-General
Percentage of girls=(700/1000)*100
=70%
No. of boys= 1000-700=300
Percentage of boys= (300/1000)*100
=30%
=70%
No. of boys= 1000-700=300
Percentage of boys= (300/1000)*100
=30%
Maths-
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.
Maths-General
LCM of 9 and 10 = 3*3*2*5= 90
Maths-
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
{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
{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
Maths-
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.
Maths-
Is 4/16 is equivalent to
Dividing the numerator and denominator by 4, we get 1/4
Is 4/16 is equivalent to
Maths-General
Dividing the numerator and denominator by 4, we get 1/4
Maths-
Which of the following is a roman number
V is 5 in roman numbers
Which of the following is a roman number
Maths-General
V is 5 in roman numbers
Maths-
In which quadrant does the point (-2,-5)lies
In 4th quadrant both the abscissa and ordinate are negative
In which quadrant does the point (-2,-5)lies
Maths-General
In 4th quadrant both the abscissa and ordinate are negative
Maths-
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
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
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
