Explore topic-wise InterviewSolutions in .

Find:(–15) – (–18)

Calculate the perimeter of following rectangle.

1. 17

Three athletes A, B, C are participating in a racing event. They start running together. A takes 30 seconds to complete one round on the track, B takes 40 seconds and C takes 45 seconds. What is the minimum number of seconds after which will they all be at the same place again?

Which of the following number is not divisible by $3$?

Which of the fllowing can be the value of x, if 235x7 is divisible by 3?

Question 145

There are 86400 sec in a day. How many days long is a second? Express your answer in scientific notation.

Which of the following options demonstrate the associative property for integers?

Find the sum: $\frac{3}{10}+\frac{4}{15}$

Following information was extracted from the books of a Not-for-Profit Organisation:
Furniture as on 31-3-2011 Rs 2,20,000. Furniture (having a book value as on 1-4-2011 of Rs 20,000) sold at a loss of $20\%$ on 31-12-2011. Furniture is to be depreciated $10\%$ p.a Furniture costing Rs 1,50,000 was also purchased on 1-10-2011. Find out the value of furniture as on 31-3-2012.

If you subtract $15\frac{5}{3}$ from $17\frac{3}{2}$, you will get

If $x-3=9$, then $x$ is equal to

Question 77

In figure, what is the ratio of the areas of

a) shaded portion I to shaded portion II?

b) Shaded portion II to shaded portion III?

c) The shaded portion I and II taken together and shaded portion III?

Ila read 25 pages of a book containing 100 pages. Lalita read of the same book. Who read less?

-20-40 = ___

Complete the addition-subtraction box.

(a)

(b)

What fraction of a clockwise revolution does the hour hand of a clock turns through:
a) when it moves from 3 to 8?
b) when it moves from 3 to 9?
[2 MARKS]

Which of the following numbers are perfect numbers?

Using shorter method find : 5377-999

Question 1:

Draw a rough sketch of a quadrilateral PQRS. Draw its diagonals. Name them. Is the meeting point of the diagonals in the interior or exterior of the quadrilateral?

Which of the following curve is open?

A sum of Rs. 427 is to be divided among A, B and C such that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is :

Question 6

If B is the mid-point of $\overline{AC}$ and C is the mid-point of $\overline{BD}$, where A, B, C, D lie on a straight line, say why AB = CD?

What would be the cost of fencing a square field of side 10m at the rate of ₹20 per metre?

Use number line and add the following integers:

(–1) + (–7)

The common factor of 20 and 25 except 1 is:

Length and breadth of a recatngle are 10 cm and 5 cm respectively. Calculate the area of the rectangle.

1. 3.4

Estimate: 5,873 - 436

Question 2: In the given diagram, name the point(s)

In the exterior of $\angle EOF$

If $12+(8+11)=8+(p+q),$ then possible value(s) of $p,q$ is/are

Beans, cucumber and Amaranth are grown in the school vegetable garden. Beans are grown in

of the garden, cucumber in of the garden and amaranth in the remaining part.

(i) How much of the garden is used for beans and cucumber?

(ii) How much is used to amaranth?

Question 18

Fill in the blank to make the statement true.

The number of diagonals in a hexagon is____________.

Total number of lines of symmetry of equilateral triangle is: