Explore topic-wise InterviewSolutions in Current Affairs.

Solve equation,number 1 to 20 ,given below, using factorisation method:

$(x+1)(2x+8)=(x+7)(x+3)$

Pavan has a piece of wire and he wants to make some geometrical figures with it. Which of the following geometrical figures can he make with the minimum length of the wire?

A trader used to make $5\%$ profit on an item selling at usual marked price. One day, he trebled the marked price of the item and finally offered a discount of
$30\%$. Find the percentage profit he made on the item that day.

The value of a flat worth Rs. 500000 is depreciating at the rate of $10\%$ per annum. In how many years will its value be reduced to Rs. 364500?

In the figure, ABCD is a parallelogram and AB = 6 cm. If the area of triangle ADE is $\frac{3}{4}$ that of parallelogram ABCD, then find the length of BE.

Divide -15x³y²z⁴ by 5xyz.

100001^2=????

Find the compound interest, correct to the nearest rupee, on Rs 2,400 for $2\frac{1}{2}$ years at 5 percent per annum.

Fractions are :

$\text{If in the pie chart representing the number of students opting for different streams of study out of a total strength of 1650 students, the central angle of the sector representing Arts students is}{48}^{\circ }\text{then what is the number of students who opted for arts stream}?$

(a) 220 (b) 240

(c) 275 (d) 320

Question 16

Write the correct answer from the given four options.

Which among ${43}^2$, ${67}^2$, ${52}^2$, ${59}^2$ would end with digit 1?

a) ${43}^2$
b) ${67}^2$
c) ${52}^2$
d) ${59}^2$

Question 146(ii)
The table shows the portion of some common materials that are recycled.
$\begin{array}{cc}\text{Material}& \text{Recycled}\\ \text{Paper}& \frac{5}{11}\\ \text{Aluminium cans}& \frac{5}{8}\\ \text{Glass}& \frac{2}{5}\\ \text{Scrap}& \frac{3}{4}\end{array}$
Which items have a recycled amount less than $\frac{1}{2}$?

Factorise:
$a^3+ab(1-2a)-2b^2$

Find the height of the cylinder whose volume is $1.54m^3$ and diameter of the base is 140 cm?

$\{{\left(\frac{1}{3}\right)}^{-3}-{\left(\frac{1}{2}\right)}^{-3}\}÷{\left(\frac{1}{4}\right)}^{-3}=?$

$\left(a\right)\frac{19}{64}$

$\left(b\right)\frac{27}{16}$

$\left(c\right)\frac{64}{19}$

$\left(d\right)\frac{16}{25}$

$(5\times {10}^3+6\times 1+1\times {10}^{-2}+5\times {10}^0)=$

Factorise:
$z^2+z+\frac{1}{4}$

Using identities,evaluate.71*71

$\frac{1}{3+3^{-1}}+\frac{1}{1+3^2}=4a,\text{then the value of a is}$ -

Volume of a rectangular box with $l=b=h=3x$ m is .

Factorise by grouping method:

$m(x-3y{)}^2+n(3y-x)+5x-15y$

11 oranges were bought for Rs. 10 and 10 of those were sold for Rs. 11. Find the gain or loss percent.

Nikhil and his friends are playing Treasure Hunt. The solution to the equation $(4x-5)=2\left(x\right)+5$ gives the floor in which the treasure is kept.

In which floor is the treasure kept?

Find the price of a shirt with MRP Rs. 1999 at $20\%$ discount.

Diagonals of a rectangle are

Choose an alternative which is a singular noun for the blank.

The _________ was vast and incomprehensible.

If P(n) : (2n + 7) < (n + 3)² then P(3) is

Q17. Consider the following statements about Agreement on Safeguards:

1. Safeguard measures are defined as “emergency” actions with respect to increased imports of particular products, where such imports have caused or threaten to cause serious injury to the importing Member’s domestic industry.

2. Such measures, which in broad terms take the form of suspension of concessions or obligations, can consist of quantitative import restrictions or of duty increases to higher than bound rates.

Which of the following statements are correct?

Basheer is 90 Years old. His Grand son's age is ${\frac{1}{3}}^{rd}$ of his Age.

Grandson's age is ___ years.

The area of a trapezium shaped field is 600 m², the distance between two parallel sides is 15 m and one of the parallel sides is 10 m. Find the other parallel side.

Question 9 (i)
How many numbers lie between squares of the following numbers?

12 and 13

Factorise :

$\left(i\right)16a^2-24ab\left(ii\right)15a{b}^2-20a^{2}b\left(iii\right)12x^2{y}^3-21x^3{y}^2$

Show that each of the following numbers is a perfect square. In each case, find the number whose square is the given number:
(i) 1225
(ii) 2601
(iii) 5929
(iv) 7056
(v) 8281

Question 84 (vii)

Simplify

$(x^2-4)+(x^2+4)+16$

Make a frequency polygon from the given data.

$\begin{array}{cc}\text{Weight ( kg)}& \text{Number Of Students}\\ 35.5-40.5& 5\\ 40.5-45.5& 2\\ 45.5-50.5& 12\\ 50.5-55.5& 2\\ 55.5-60.5& 45\end{array}$
[4 MARKS]

Question 68

Using the frequency table, answer the following:

$\begin{array}{ccccccc}\text{Marks(Obtained out of 10)}& 4& 5& 7& 8& 9& 10\\ \text{Frequency}& 5& 10& 8& 6& 12& 9\end{array}$
10 Marks has the highest frequency ?

An iron spherical ball of radius 21cm is melted and it is re-casted in hemispheres of radius 7cm. The number of hemispherical balls formed will be

If a = 4.

Find the value of :

1) 4a^2

2) 15a^2

Twelve added to a number is equal to 10 subtracted from twice the number. Find the number.

If x and y vary inversely and x = 15 when y = 6, find y when x = 9.

Factorise:

$9a^2+3a-8b-64b^2$

What is the least perfect square number divisible by 2,3,5,6 and 8?

Cities A, B, and C are at a distance of 45 km, 50 km and 55 km respectively from Raghu's home. He observed that he can cover 2 km in 10 minutes on his cycle. If he has 4 hours time limit, which city he can reach on cycle if he travels at observed speed?