Recent questions in Olympiad-Math

By how much is 2x^3 + 7x^2 – 5x + 6 greater than x^3 – 2x^2 + x + 5.

asked Oct 14, 2015 by pady_1

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What is the number of diagonals that can be drawn from one vertex in an octagen.

asked Oct 14, 2015 by pady_1

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Base of a triangle is 2x units and its height is 3y units. Find the area of the triangle.

asked Oct 14, 2015 by pady_1

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Side of a square is 2x cm. Find its area.

asked Oct 14, 2015 by pady_1

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Find the perimeter of a regular pentagon whose side is 4x cm.

asked Oct 14, 2015 by pady_1

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Find the perimeter of a square whose side is 4a cm.

asked Oct 14, 2015 by pady_1

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If a side of an equilateral triangle is 7x units then find the perimeter of the triangle.

asked Oct 14, 2015 by pady_1

1 answer

Simplify the following expression if x = 8 5x + 6(x – 3)

asked Oct 14, 2015 by pady_1

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Find the value of Algebric Expression when x = 2 x^2 – 3x + 5

asked Oct 14, 2015 by pady_1

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Find the value of the given algebraic expression when x = –2, 5x^2 + 4x – 2.

asked Oct 14, 2015 by pady_1

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Find the value of the given algebraic expression when x = –2, 10x – 2.

asked Oct 14, 2015 by pady_1

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What should be added to x^2 + y^2 to get 2x^2 + 3xy

asked Oct 14, 2015 by pady_1

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Find the value of the following expression for x = 2 15x – 5x^2

asked Oct 14, 2015 by pady_1

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Subtract x + y from \large\frac{3}{2}x-\large\frac{5}{2}y.

asked Oct 14, 2015 by pady_1

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The dimensions of rectangular field are 9x - 4 and 8x + 3 units respectively. The value of x for which it would be square is

asked Oct 14, 2015 by pady_1

1 answer

The length of a rectangular park is 7 meters more than its breadth. If its perimeter is 42 meters, what is the the length of the park in meters?

asked Oct 14, 2015 by pady_1

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Subtract -2q^2 - 3q from the sum of -3q^2 + q - 3 and 4q^2 - 2q + 2, and find its value when q = -1.

asked Oct 14, 2015 by pady_1

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An amount of Rs. 3100 is made up of Rs. 100, 50, 20 and 10 notes. The number of Rs.10 notes are 2 times the number of Rs.20 notes. The number of Rs.20 notes are 2 times the number of Rs.50 notes. The number of Rs.50 notes are 4 times the number of Rs.100 notes. How many Rs.50 notes are there?

asked Oct 14, 2015 by pady_1

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if P= -4p^2 + 7p - 5, Q=7p^2 - 6p - 4 and R= -p^2 - 9p - 2, find (P-Q+R)

asked Oct 14, 2015 by pady_1

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In a school 65\% students are boys. If there are 540 more boys than girls. Find total number of students in the school.

asked Oct 14, 2015 by pady_1

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If * be an operation such that cd = cd(c-d), then 22 equals ________

asked Oct 14, 2015 by pady_1

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A rectangular park's length is 2 times its breadth. If its perimeter is 48 meters, what is the length of the park in meters.

asked Oct 14, 2015 by pady_1

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A poultry farm produced 5b^2 + 17b + 5 eggs in a year. It packaged b^2 + 5b - 2 eggs and sent them to market while b^2 + 3b + 1 eggs got destroyed. How many eggs are left with the poultry farm?

asked Oct 14, 2015 by pady_1

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Find the value of y from equation (y - 3)^2 - (y + 1)^2 = -64

asked Oct 14, 2015 by pady_1

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The number of days left in the month of September are five times of the number of days already passed. How many days are left in the month ?

asked Oct 14, 2015 by pady_1

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The length of a rectangular hall is 10 meter less than 4 time of width. If breadth is b meters, what is the length?

asked Oct 14, 2015 by pady_1

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Find the value of ( -7p^2 - p + 6) + (9p^2 + 3p + 4), when p = 0.

asked Oct 14, 2015 by pady_1

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Aamir transfers apples from one larger box to smaller boxes. When the larger box is emptied, apples fill 3 smaller boxes and still 6 apples remained outside. If the number of apples in each smaller box is q, what was the number of apples in the larger box?

asked Oct 14, 2015 by pady_1

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If 2x + 1 = 7, what is the value of 2x - 1?

asked Oct 14, 2015 by pady_1

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If * be an operation such that ab = ab + (a+b)(a-b), then 47 equals ________

asked Oct 14, 2015 by pady_1

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Find the value of 100 - 10x^3 for x = 2.

asked Oct 14, 2015 by pady_1

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What should be the value of a if the value of 2x2 + x – a equals to 5, when x = 0?

asked Oct 14, 2015 by pady_1

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Find the value a^2 + 2ab + b^2 for a = 3, b = 2.

asked Oct 14, 2015 by pady_1

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Get the algebraic expressions using variables, constants and arithmetic operations. One- fourth of the sum of numbers m and n

asked Oct 14, 2015 by pady_1

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From the sum of 4 + 3x and 5 – 4x + 2x^2, subtract the sum of 3x^2 – 5x and –x^2 + 2x + 5.

asked Oct 14, 2015 by pady_1

1 answer

Simplify the expressions and find the value if x is equal to 2. x + 7 + 4 (x – 5)

asked Oct 14, 2015 by pady_1

1 answer

Find the value of the following expressions for a= 3, b= 2. a^2 + 2ab + b^2

asked Oct 14, 2015 by pady_1

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What should be added to x^2 + xy to obtain 5x^2 - xy?

asked Oct 14, 2015 by pady_1

1 answer

What should be subtracted from 2a + 8b + 10 to get – 3a + 7b + 16?

asked Oct 14, 2015 by pady_1

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From the sum of 2y^2 + 3yz, – y^2 – yz – z^2 and yz + 2z^2, subtract the sum of 3y^2 – z^2 and –y^2+ yz + z^2

asked Oct 14, 2015 by pady_1

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State whether a given pair of terms is of like or unlike terms. 4m^2p, 4mp^2

asked Oct 14, 2015 by pady_1

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From the sum of 2y^2 + 3yz, - y^2 - yz – z^2 and yz + 2z^2, subtract the sum of 3y^2 – z^2 and – y^2 + yz + z^2.

asked Oct 14, 2015 by pady_1

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Get the algebraic expressions using variables, constants and arithmetic operations. The number x multiplied by itself

asked Oct 14, 2015 by pady_1

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Subtract a – b from 3a – b + 4.

asked Oct 14, 2015 by pady_1

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when a = 0, b = – 1, find the value of the expressions: 2a^2b + 2ab^2 + ab

asked Oct 14, 2015 by pady_1

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A rectangular garden is 65 m long and 50 m wide. Two cross paths each 2 m wide are to be constructed parallel to the sides. If these paths pass through the centre of the garden, find the cost of constructing the paths at the rate Rs. 69 per $m^2$.

asked Oct 14, 2015 by pady_1

1 answer

The area of a square and a rectangle are equal. If the side of the square is 40 cm and the breadth of the rectangle is 25 cm, find the perimeter of the rectangle.

asked Oct 14, 2015 by pady_1

1 answer

A rectangular garden is 90 m long and 75 m broad. A path 5 m wide is to be built out around it. Find the area of the path.

asked Oct 14, 2015 by pady_1

1 answer

If the area of a rectangular plot of land is $440 m^2$ and the length is 22 m. Find its perimeter.

asked Oct 14, 2015 by pady_1

1 answer

Find the area of a circle of radius 15 cm.

asked Oct 14, 2015 by pady_1

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