Recent questions in Class 8

The length of a side of a square is $6 \;cm$ Find the perimeter .

asked Jun 15, 2015 by meena.p

1 answer

The length and breadth of a rectangular are $12\;cm$ and $10\;cm$ . Find its pedometer.

asked Jun 15, 2015 by meena.p

1 answer

The area of a trapezium is $630\;cm^2$ . The length of the parallel sides are respectively $30\;cm$ and $12\;cm$ . Find the distance between them.

asked Jun 15, 2015 by meena.p

1 answer

Find the area of a trapezium whose parallel sides are of length $16\;cm$ and $20\;cm$ and the distance between them is $5\;cm$

asked Jun 12, 2015 by meena.p

2 answers

The area of a trapezium shaped field is $750\;cm^2$, the distance between parallel sides is $20\;cm$ and one of the parallel is $40\;cm$. Find the length of other sides

asked Jun 12, 2015 by meena.p

1 answer

Find the area of a trapezium whose parallel sides are of length $20\;cm$ and $30\;cm$ and the distance between them is $8\;cm$

asked Jun 12, 2015 by meena.p

1 answer

Find the volume of a right circular cylinder if the radius of its base is $3.5 \;cm$ and its height is $40\;cm$

asked Jun 12, 2015 by meena.p

1 answer

Find the curved surface area of a cylindrical box having radius as $10\;cm$ and height as $15\;cm$

asked Jun 12, 2015 by meena.p

1 answer

Find the volume of cylindrical for whose radius = 10 cm and height $=14\;cm$

asked Jun 12, 2015 by meena.p

1 answer

What will be the volume of the cylinder in which area of the base is $45 \;cm^2$ and height is $ 6\;cm$

asked Jun 12, 2015 by meena.p

1 answer

A solid cubical black of fine wood costs rupee $256$ at rupee $500 /m^3$ . Find ist volume and the length of each side.

asked Jun 12, 2015 by meena.p

1 answer

Find the area of the rhombus if the length of each side be $7\;cm$ and corresponding altitude is $8\;cm$

asked Jun 12, 2015 by meena.p

2 answers

The difference between the circumference and radius of a circle is $74\;cm$ Find the circle diameter.

asked Jun 12, 2015 by meena.p

1 answer

A cylinder container with diameter $48\;cm$ contains sufficient water to submerge a rectangular soild of iron with dimensions $33 \;cm \times 18\;cm \times 12\;cm$ . Find the rise in the level of water when solid is completely submerged.

asked Jun 12, 2015 by meena.p

1 answer

A hall of is of length $16\;cm$ , breadth $14\;m$ and height $5\;m$ calculate the number of person that can be accommodated in the hall, assuming $3.5\;m^3$ of air is required for each person.

asked Jun 12, 2015 by meena.p

1 answer

A rectangular tank can hold $650$ liters of milk , if it is $130\;cm$ long and $ 250\;cm$ wide, find the height of the tank.

asked Jun 12, 2015 by meena.p

1 answer

Find the surface area of a chalk box whose length , breadth and height are $16\;cm,8\;cm$ and $6\;cm$ respectively

asked Jun 12, 2015 by meena.p

1 answer

Find the volume of a cylinder which $18\;cm$ in height and radius $10.5 \;cm$

asked Jun 12, 2015 by meena.p

1 answer

How many bricks will be required for a wall which is $8\;cm$ long $6\;cm$ high and $22.5\;cm$thick if each brick measures $25 \;cm \times 11.25\;cm \times 6\;cm$

asked Jun 12, 2015 by meena.p

1 answer

Find the volume of a cube whose total surface area is $486\;cm^2$

asked Jun 8, 2015 by meena.p

1 answer

Find the volume, the total surface area and the lateral surface of a cubord, which is $8\;m$ long, $6\;m$ broad and $3.5 \;m$ high.

asked Jun 8, 2015 by meena.p

1 answer

The area of trapezium is $352\;cm^2$ . The distance between the parallel sides is $16\;cm$ If one of the parallel sides is $25\;cm$ . Find the other .

asked Jun 8, 2015 by meena.p

1 answer

Find the area of a trapezium whose parallel sides are $57\;cm$ and $39\;cm$ and the distance between them is $28\;cm$

asked Jun 8, 2015 by meena.p

1 answer

Find the area of rhombus in which each side is equal to $15\;cm$ and one of whose diagonals is $24 \;cm$

asked Jun 8, 2015 by meena.p

1 answer

Find the area of a rhombus the length of whose diagonals are $36\;cm$ and $22.5 \;cm$

asked Jun 8, 2015 by meena.p

1 answer

The diagonal of a quadrilateral is $30\;m$ in length and the length of the perpendiculars to it from the opposite vertices are $6.8\;m$ and $9.6\;m$ . Find the area of the quadrilateral

asked Jun 8, 2015 by meena.p

1 answer

Simplify : $n^2(n-2) +2n^3(n+3)-6n(n-4)$

asked Jun 5, 2015 by meena.p

1 answer

If $ab=6$ and $a+b=5$, then the value of $(a^2+b^2)$

asked Jun 5, 2015 by meena.p

0 answers

If $ab=6$ and $a+b=5$, then the value of $(a^2+b^2)$

asked Jun 5, 2015 by meena.p

1 answer

$(6x^2-4x+5)-(3x^2-2x-3)$ is equal to

asked Jun 5, 2015 by meena.p

1 answer

If $y=-2$ the value of $4y^2+2y+1$ is

asked Jun 5, 2015 by meena.p

1 answer

On simplifying $4x^2 -3y^2 +2z^2 - 5x^2+2y^2-2x^2$ we get

asked Jun 5, 2015 by meena.p

1 answer

$3y(2y-7)-3(y-4) -63=? $

asked Jun 5, 2015 by meena.p

1 answer

Coefficient of line terms need not be the

asked Jun 5, 2015 by meena.p

1 answer

$\bigg( \large\frac{4}{3} $$m -\frac{3}{4}n\bigg)^2 +2nm=?$

asked Jun 4, 2015 by meena.p

1 answer

Simplify : $(xy+yz)^2-(xy-yz)^2$

asked Jun 4, 2015 by meena.p

1 answer

Terms are added to form ________

asked Jun 4, 2015 by meena.p

1 answer

Value of expression $a(a^2+a+1)+5$ for $ a=0$ is

asked Jun 4, 2015 by meena.p

1 answer

The volume of rectangular box whose length breadth and height is $2p,4q,8r$ respectively

asked Jun 4, 2015 by meena.p

1 answer

The value of $3x(4x-5)+3$ for $x=3$

asked Jun 4, 2015 by meena.p

1 answer

The area of rectangle is xy where x is length and y is breadth . If the length of rectangle is increased by 5 units and breadth is decreased by 3 units , the nw area of rectangle will be

asked Jun 4, 2015 by meena.p

1 answer

What is the value of the expression below when $t=2.(7+t).(t-4) $

asked Jun 4, 2015 by meena.p

1 answer

If $x+y=4$ and $xy =3$ , find the value of $x^2+y^2$

asked Jun 4, 2015 by meena.p

1 answer

Find the area of the field whose length is $3x^2y+y^2$ and breadth is $\large\frac{5}{8} $$x^2$

asked Jun 3, 2015 by meena.p

1 answer

Find the volume of box whose dimensions are $3xy^2,\large\frac{1}{7}$$x^3$ and $\large\frac{4}{5}$$x^2y$

asked Jun 3, 2015 by meena.p

1 answer

If $x^2+y^2 =10$ and $xy =3$ , the value of $5(x+y)^2 +3(x-y)^2=$

asked Jun 3, 2015 by meena.p

1 answer

There are two numbers such that sum of their squares is $18$ and sum of the numbers is 6. Find there product .

asked Jun 3, 2015 by meena.p

1 answer

If $ p^2 +\large\frac{1}{p^2}$$=14$ find the value of $\bigg(p-\large\frac{1}{p}\bigg)^2$

asked Jun 3, 2015 by meena.p

1 answer

Simplify $(xy+yz)^2 - 2x^2y^2z$ . Find the value when $x=-1\;y=1$ and $z=2$

asked Jun 3, 2015 by meena.p

1 answer

Simplify $(x+y) (2x-3y+z) -(2x-3y)z$

asked Jun 3, 2015 by meena.p

1 answer

Ask Questions, Get Answers