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If a and b are two integers, then which of the following may not be an integer?

(a) $a+b$

(b) $a-b$

(c) $a\times b$

(d) $a÷b$

Find m∠C
in the following figure if

Population of a town increases at a certain rate percent per annum. Present population of the town is 3600 and in 5 years it becomes 4800. How much will it be in 10 years?

On a particular day, 200 US dollars are worth Rs 9666. On that day, how many dollars could be bought for Rs. 5074. 65?

Question 96

Find the capacity of water tank, in litres, whose dimensions are 4.2 m, 3 m and 1.8 m?

The sides of a triangular plot are in the ratio of 3:5:7 and its perimeter is 300m. Its area is

What is square of -2x

अधोलिखितपदेषु
प्रकृति −
प्रत्ययविभागं
कुरूत −

	पदानि	प्रकृति:		प्रत्यय:
यथा	गन्तुम्	गम्	+	तुमुन्
(क)	ज्ञातुम्	---------------------------	+	---------------------------
(ख)	ग्रहीतुम्	---------------------------	+	---------------------------
(ग)	पातुम्	---------------------------	+	---------------------------
(घ)	श्रोतुम्	---------------------------	+	---------------------------
(ङ)	भ्रमितुम्	---------------------------	+	---------------------------

An old car was disposed through a broker for Rs 42,000. If the brokerage is , find the amount the owner gets.

I construct a quadrilateral by combining triangles together. A minimum of how many triangles do I need?

Find the solution of the following pair of equations.
$3x-5y=-1$ and $x-y=-1$

Arrange the numbers in ascending order (Starting from the top)

Find the missing number:

25 + 25 + 25 = ____ x 25

If the population growth from 1998 to 2000 was 10 %, what is the ratio of total population in 1998 to the number of people who voted for the party in 2000(approx)?

A soil cubical box of fine wood costs Rs 256 at the rate Rs 500/m³. Find its volume and length of each side.

Solving $100\times 7+10\times 5+6$ gives ___ .

On what principal will the simple interest be Rs. 7008 in 6 years 3 months at 5% per year?

Name the property under multiplication used in each of the following:

(i) $\frac{-4}{5}\times 1=1\times \frac{-4}{5}=\frac{-4}{5}$

(ii) $\frac{-13}{17}\times \frac{-2}{7}=\frac{-2}{7}\times \frac{-13}{7}$

(iii) $\frac{-19}{29}\times \frac{29}{-19}=1$

Question 5 (v)
Find the least number which must be added to each of the following numbers so as to get a perfect square. Also, find the square root of the perfect square so obtained:

6412

In the given diagram, $\angle$O^|OB and $\angle$OO^|P are called ________.

If AB is perpendicular bisector of CD at P then

Factorize each of the following algebraic expressions.

(2x - 3y) (a + b) + (3x - 2y) (a + b)

Compute $x^2+\frac{1}{x^2}$, if $x+\frac{1}{x}=7$.

If

Solve the following problems and draw Venn diagrams for each of them.

The unit's digit in the cube of 2, 16, 20 is always _____.