Explore topic-wise InterviewSolutions in Current Affairs.

Find $(97{)}^2$.

The diagonals AC and BD of a parallelogram ABCD intersect each other at the point O . If $\angle DAC={35}^{\circ }and\angle AOB={80}^{\circ }$, then $\angle DBC$ is equal to ___.

The volume of a cube with total surface area 150 cm² is ______ .

Choose the constant term in the expression "x⁴ - 6x² + 2x - 3".

A contractor undertakes to dig a canal, $6$ kilometers long, in $35$ days and employed $90$ men. He finds that after $20$ days only $2km$ of the canal have been completed. How many more men must be employed to finish the work in time?

Mr. Pratik's savings account has following details:

If he receives Rs.198 as interest on 1st Jan 2007, find the interest rate per annum paid by the bank.

${\left(\right(2{)}^2)}^2\times (3^3$ ÷ $4^2$) ÷ $3^2$ is equal to

A ready-made garments shop in Delhi allows 20 percent discount on its garments and still makes a profit of 20 percent. Find the marked price of a dress which is bought by the shopkeeper for Rs. 400.

A man sells some product worth ₹14000. He gets a commission of ₹420. What percentage of commission does he get?

The ratio of numbers 15 and 20 is:

Last year, oranges were available at Rs.24 per dozen; but this year, they are available at Rs.50 per score. Find the percentage change in the price of oranges.

Question 111

Solve the following question:

A decimal number is multiplied by itself. If the product is 51.84, then find the number.

If we subtract $-4x^{2}y$ from $2x^{2}y$, we get:

In the adjoining figure, the value of x is?

A beam of wood is $5m$ long and $36cm$ thick. It is made of $1.35m^3$ of wood. What is the width of the beam?

Tick $\left(✓\right)$ the correct answer in each of the following:
$8a^2{b}^3÷(-2ab)=?$

(a) $4a{b}^2$
(b) $\left(4a^{2}b\right)$
(c) $-4a{b}^2$
(d) $-4a^{2}b$

Factorise :

$81-49x^2$

Question 82
The population of India in 2004 - 05 is a rational number.

Find the solution of 4x + 11 = 4. Also, find whether the solution is a rational or irrational number.

If $z=\frac{4}{5}(z+10)$, then z = ?

(a) 40

(b) 20

(c) 10

(d) 60

In a two-digit number, the digit at the units place is thrice the digit in the tens place.The number exceeds the sum of its digits by 27. Find the number.

(Answer:39)

A TV is sold at Rs. 7500 after allowing a discount of 15% .Find its marked price.

If a-b=2 and a*b=15 find a³-b³

One card is drawn from a pack of well shuffeled deck of cards. Find the probability that the card drawn is :

a) a face card

b) a black non face card

c) 7 of spade

d) a black 10 card

e) a red face card

f) a heart

What is the total surface area of the cylinder shown below?

Express $2160$ as the product of powers of their prime factors.

$(a+b{)}^2-(a-b{)}^2=$___ .

146.3042 when written in the standard form will involve a factor of 10 raised to the power ______ .

The below graph shows the relation between the quantity of petrol filled in a car and the cost of petrol.

What will be the cost of 12 litres of Petrol?

Factorise : $a^2+4a+4-b^2$

If A and B are two given sets, then $A\cap (A\cap B{)}^{\prime }$ is equal to

Express 5.371 in the form of p/q

Question 77

In the following question, state whether the statement is True (T) or False (F):

On dividing $\frac{p}{3}$ by $\frac{3}{p}$, the quotient is 9 ?

A and B can finish a work in 20 days. A alone can do $\frac{1}{5}$th of the work in 12 days. In how many days can B alone do it?

Find the area of a right-angled triangle whose base is 8 cm and height is 9 cm.

One or more options are correct:

Which of the following is/are null sets?

A shopkeeper bought 300 eggs at 80 paisa each. 30 eggs were broken in transit and then he sold the remaining eggs at one rupee each. Find, his gain or loss as percent

Question 35

An auto rickshaw takes 3 hours to cover a distance of 36 km. If its speed is increased by 4 km/h, the time taken by it to cover the same distance is___.

A small village, having a population of 5,000 requires 75 litres of water per head per day. The village has got an over head tank of measurement 40 m $\times$ 25 m $\times$ 15 m. For how many days will the water in the tank last?

In the given figure, ABCD is a square and DEC is equilateral.

The value of x is

Evaluate: (3y+5)(3y+5) = ______

$6x^3+11x^2-39x-65by3x^2+13x+13$