Explore topic-wise InterviewSolutions in Current Affairs.

Three years ago, the population of a town was 50000. If the annual increase during three successive years be at the rate of $4\%,5\%$ and $3\%$ respectively, find the present population.

Rohit deposited $Rs.8000$ with a finance company for 3 years at an interest of $15\%$ per annum. What is the compound interest that Rohit gets after 3 years?

Find the factors of $x^3-625x$.

In the given figure, find the angle measure x.

Divide $x^4-y^4$ by $x^2-y^2$.

Subtract $3x-4y-7z\text{from the sum of}x-3y+2zand-4x+9y=11z.$

Question 109(iii)
Verify the property $x\times (y\times z)=(x\times y)\times z$ of rational numbers by using
$x=\frac{-2}{7},y=\frac{-5}{6}$ and $z=\frac{1}{4}$
and what is the name of this property?

Question 109

Express $\frac{1.5\times {10}^6}{2.5\times {10}^{-4}}$ in the standard form.

If each edge of a cube is doubled:

(i) How many times will its surface area increase?

(ii) How many times will its volume increase? [4 MARKS]

Find the length of the third side and the area of a triangle inscribed in a circle of radius 4 cm with one of its side equal to the length of diameter, another side, as well as height equal to the radius of the circle.

Question 87(ii)

Classify the following statements under appropriate headings.
India winning a cricket match against pakistan. ?

$\begin{array}{ccc}\text{Certain to happen}& \text{Impossible to happen}& \text{May or may not happen}\\ & & \\ & & \end{array}$

Numbers that can be expressed in the form $\frac{p}{q}$, where $p$ and $q$ are integers and $q\ne 0$ are called ___ numbers.

1. 10

$$\begin{array}{ccccc}X& 100& 200& 300& 400\\ Y& & 30& 20& 15\end{array}$$

Which number fills the blank cell?

Question 2(iv)
Find the product:
$(p^2-q^2)(2p+q)$

If $(a+b{)}^2=64$ and $ab=12$. What is the value of $(a-b{)}^2$?

An alloy contains 17% Zinc, 28% Tin and the rest is Iron. Find the quantity of Iron in 2 kg of this alloy.

Identify if the following equations are true or not:

$i\left)\right(2a+3b\left)\right(a-b)=2a^2-3b^2$

$ii\left)\right(x+5{)}^2=x^2+25$ [4 MARKS]

Find the largest number of 2 digits which is a perfect square

98 $\times$ 102 = _____________.

Question 111(ii)

At a birthday party, the children spin a wheel to get a gift.

Find the probability of Getting a toy car ?

In the given figure AB is the side of a regular octagon and BC is the side of a regular hexagon. Find $\angle$ AOC.

▫️Find the area of the right - angled 🔺^le with hypotenuse 40cm and one of the other two sides 24cm ?

Find the single discount equivalent to two successive discounts $50\%$ and $49\%$.

Construct an angle bisector for an angle of ${70}^{\circ }$ using a compass. [2 MARKS]

Question 38

In the class interval 26-33, 33 is known as ___.

In the given figure if $\angle$ BAC = ${60}^{\circ }$, then which of the following statements are true?

A shopkeeper buys an article at a rebate of $30\%$ on the printed price. He spends ₹40 on transportation and after charging sales tax at the rate of $7\%$ on the printed price, he sells the article for ₹856. Find his profit percentage.

The G.C.D of 5xy and 28ab is

Number of students whose favorite colour is brown or purple is:

The factors of 10xy - 6x - 15y + 9 are

Square root of 14.4 lies between:

The value of 44% of 650 km is:

If I have a quadrilateral PQRS, how many triangles are there in the quadrilateral in which I must have one of the diagonals as a side.

If A's one day's work is 1/7 and B's one day's work is 1/6, then (A + B)'s one day's work is

In figure A, B, C, and D, E, F are two sets of collinear points, Prove that AD $\parallel$ CF. [2 MARKS]

What is the difference between $100-200$

1. 100

Which of the following statements are true?

(i) Every natural number is a rational number.

(ii) Every integer is a rational number.

(iii) 0 is a whole number but it is not a rational number.

Which of the following method is not used to calculate mean?

If KITE is a parallelogram, then which angle is equivalent to the sum of $\angle A$ and $\angle R$ ?

A steamer goes downstream from one point to other in 7 hours. It covers the same distance upstream in 8 hours. If the speed of the stream is 2 km/hr, find the speed of the steamer in still water.