Explore topic-wise InterviewSolutions in .

Surface area of a cuboid is given by $A=2(lb+bh+hl).$
If $l=16\text{cm,}b=5\text{cm}$ and $h=2\text{cm},$ then its surface area is ___.

If the area of a triangle is $49c{m}^2$ and its base is double the corresponding height, then find the height of the triangle.

Which of the following follows indirect variations between X and Y?

Solve the following.

A train 350m long, passes a person standing on the platform in 28 seconds. Find the speed.

Which of the following cannot be the angle of rotational symmetry of a regular polygon?

If $\Delta PNE\cong \Delta CAR$, If PN = CR then name all the other corresponding parts of $\Delta PEN$ and $\Delta CAR$. [2 MARKS]

To construct perpendicular bisector to a line segment AB =10 cm, we have to draw an arc of radius

Question 40

Fill in the blanks to make the statements true.

In the figure given below, each square is of unit length.

The ratio of the area of the shaded portion to that of the whole figure is ___.

What are the factors of $15xy+6x^2$?

In the figure given, D divides the side BC, (BD:DC) of $△$ABC in the ratio 3:5. What is the area of $△$ABD in terms of area of $△$ABC?

A 26m ladder is placed against the wall in such a way that the foot of the ladder is 10cm away from the wall . How up on the wall is the upper end of the ladder ?

The diameter of a wheel is 15.4 cm. Calculate the distance travelled when it completes 150 revolutions.

$△$ABC is congruent to $△$PQR. What is the perimeter of $△$PQR?

Add $\frac{2}{13}$ to the reciprocal of $\frac{-26}{12}$.

Question 134

A multistory building has 25 floors above the ground level each of height 5 m. it also has 3 floors in the basement each of height 5m. A lift in building moves at a rate of $\frac{1m}{s}$. If a man starts from 50m above the ground, how long will it take him to reach 2nd floor of the basement?

Write the equation of the vertical line that is drawn through the point $(6,-5).$

Select all the expression(s) with same base.

The diameter divides the circle into two equal parts, each part is ____.

What is the number of matchsticks needed to make $n$ number of $T$ patterns?

The obtuse angle bisector between the lines $L_1:\frac{x}{-2}=\frac{y-2}{3}=\frac{z-1}{2}$ and $L_2:\frac{x}{-3}=\frac{y-2}{2}=\frac{z-1}{-2}$ is $\frac{x}{a}=\frac{y-2}{3}=\frac{z-1}{b},(a,b\in R).$ Then the correct option(s) among the following statement(s) is/are:

Question 79

My younger sister's age today is 3 times what it will be 3 years from now minus 3 times what her age was 3 years ago. Find her present age.

1. 18

Number that can be expressed as sum of powers of '2' as, $2^7+2^5+2^4+2$ is.

Discount is the reduction given on the ________.

Which of the following is a rational number that lies between 0 and 1?

Question 135

In each of the given pairs of triangles in given figures, using only RHS congruence criterion, determine which pairs of triangles are congruent. In case of congruence, write the result in symbolic form.

Question 13

In the following question, out of the four options, only one is correct. Write the correct answer:

If y be any non-zero integer, then $y^0$ is equal to:

(a) 1

(b) 0

(c) -1

(d) Not defined

How many prime factors of $462$ are there which are greater than $5$?

Question 2(d):

Which two triangles have $\angle B$ as common?

​​

Out of 20 boys, 5 play football, 8 play cricket, 4 play basketball, 2 play kabaddi and 1 plays tennis. Roughly represent this data as percentages on a pie chart. [3 MARKS]

Choose the numbers which are completely divisible by $2$?