Recent questions tagged difficult

In the above question, what is the number of boys to be admitted to the class for the ratio of boys to girls to become 3:1?

asked Dec 8, 2014 by pady_1

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In the above question, what is the sine of the smaller angle?

asked Dec 8, 2014 by pady_1

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In the sky, each star comes to a particular position 4 minutes earlier than the previous day. After how much time will it repeat this approximately?

asked Dec 8, 2014 by pady_1

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In an equilateral triangle of side 2, a perpendicular is drawn from one of the vertices dividing the triangle into two right triangles. What is the cosine of the larger angle?

asked Dec 8, 2014 by pady_1

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Floor of a room measures 4.5 metres × 3 metres. Find the minimum number of complete square marble slabs of equal size required to cover the entire floor.

asked Dec 8, 2014 by pady_1

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The human body has _____ plane of anatomical symmetry

asked Dec 8, 2014 by pady_1

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A circle is inscribed inside an equilateral triangle. The figure is symmetric under a rotation of

asked Dec 8, 2014 by pady_1

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Any regular polygon of n side is symmetric under a rotation of

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A regular hexagon is symmetric under a rotation of

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How many 2 digit prime numbers are there?

asked Dec 8, 2014 by pady_1

1 answer

The smallest number divisible by the first 10 natural numbers

asked Dec 8, 2014 by pady_1

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If p is a prime number, which of the following is are sets of prime triplets?

asked Dec 8, 2014 by pady_1

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If p is a prime number, which of the following is are sets of sexy primes?

asked Dec 8, 2014 by pady_1

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If p is a prime number, which of the following is are sets of cousin primes?

asked Dec 8, 2014 by pady_1

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If p is a prime number, then which of the following is a set of twin prime?

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The least value of * so that 131513*13 is divisible by 11

asked Dec 8, 2014 by pady_1

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The L.C.M. of two numbers is 495 and their H.C.F. is 5. If the sum of the numbers is 10, then their difference is :

asked Dec 8, 2014 by pady_1

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In the above question, their LCM is

asked Dec 8, 2014 by pady_1

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Any two consecutive natural numbers is

asked Dec 8, 2014 by pady_1

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Commutation relation holds for multiplication

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Commutation relation holds for addition

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The quotient of 6583356 by 486

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Which number should be eliminated from the set of real numbers so that the commutative law holds?

asked Dec 8, 2014 by pady_1

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For the set of real numbers, the commutative law for multiplication

asked Dec 8, 2014 by pady_1

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For the set of real numbers, the commutative law for division

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In the above question, what is the area of the plate left after the quarter-circles have been cut out?

asked Dec 8, 2014 by pady_1

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Find the perimeter of the shaded portion in the given figure.

asked Dec 8, 2014 by pady_1

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In the above question, what would have been the area grazed by the cows?

asked Dec 8, 2014 by pady_1

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In the above question, if instead of an equi-triangular field, a scalene triangular field with sides 12, 14, 16 was used, what would have been the shape formed by the three sctors?

asked Dec 8, 2014 by pady_1

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A circle is inscribed inside an equilateral triangle. What is the angle between the perpendicular from the centre to any two sides of the triangle?

asked Dec 8, 2014 by pady_1

1 answer

In an isoscles triangle, if its base is 1.5 times each of the equal side with the perimeter being 7, what is the base of the triangle?

asked Dec 8, 2014 by pady_1

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What was the farthest distance that the boy was from his home?

asked Dec 8, 2014 by pady_1

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In the above question, What is the area covered by the path travelled by the boy?

asked Dec 8, 2014 by pady_1

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What is the total perimeter of the pieces?

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A rectangular metal plate of area 1000 is broken into 10 square pieces. What is the side of each piece?

asked Dec 8, 2014 by pady_1

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A square field of side 12 is barricaded by a rope 2 unit inside the field. What is the length of the rope required?

asked Dec 8, 2014 by pady_1

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In the above question, what is the area cut off by the chord?

asked Dec 8, 2014 by pady_1

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In the above question, What is its perimeter?

asked Dec 8, 2014 by pady_1

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What is the area of the square inscribed inside a circle of radius 10?

asked Dec 8, 2014 by pady_1

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Consider a circle inscribed in a square as above. What is the difference of the area between the square and circle if the perimeter of the square is 56?

asked Dec 8, 2014 by pady_1

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A tangent is drawn to a circle from a point. If the distance of the point from the centre of the circle is 13 and the radius of the circle is 5, what is the length of the tangent?

asked Dec 8, 2014 by pady_1

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A circular wire of radius 7 was cut and made into the form of an arc subtending an angle 30 at the centre. What is the radius of the arc?

asked Dec 8, 2014 by pady_1

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What is the perpendicular distance of the chord from the centre?

asked Dec 8, 2014 by pady_1

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A wire is of length 44. What is the maximum area formed by a closed shape formed by the wire?

asked Dec 8, 2014 by pady_1

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What is the area of the traingle formed by joing the end points of a chord to the centre if the length of the chord is 14 and the perimeter of circle is 88?

asked Dec 8, 2014 by pady_1

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What is the area of the traingle formed by joing the end points of a chord to the centre if the chord is of equal length to the radius and the radius is 2?

asked Dec 8, 2014 by pady_1

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What is the perpendicular distance of a chord from the centre whose length is equal to the raius of the circle if the radius of the circle is 2?

asked Dec 8, 2014 by pady_1

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What is the angle subtended by a chord which is half the diameter of a circle?

asked Dec 8, 2014 by pady_1

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For a given perimeter, the conic with maximum area is

asked Dec 8, 2014 by pady_1

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The sum of any two internal angles of a triangle is equal to the

asked Dec 8, 2014 by pady_1

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