Recent questions in Olympiad-Math

If it costs $1600 to fence a rectangular park of length 20 m at the rate of $25 per m^2, find the breadth of the park.

asked Oct 14, 2015 by pady_1

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How many rectangles can be drawn with 38 cm as perimeter?

asked Oct 14, 2015 by pady_1

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The length of a rectangular wooden board is thrice its width. If the width of the board is 120 cm, find the cost of framing it at the rate of $5 for 20 cm.

asked Oct 14, 2015 by pady_1

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How many tiles whose length and breadth are 13 cm and 7 cm respectively are needed to cover a rectangular region whose length and breadth are 520 cm and 140 cm?

asked Oct 14, 2015 by pady_1

1 answer

The perimeter of a rectangle is 230 cm. If the length of the rectangle is 70 cm, find its breadth and area.

asked Oct 14, 2015 by pady_1

1 answer

What is the circumference of a circle whose radius is 14 cm.

asked Oct 14, 2015 by pady_1

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What is the circumferance of a circle whose diameter is 49 m

asked Oct 14, 2015 by pady_1

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The length and breadth of a rectangular park are in ratio 9 : 5. If its perimeter is 280m, find its area.

asked Oct 14, 2015 by pady_1

1 answer

The length and breadth of a rectangular plot are in the ratio of 4 : 3. If the perimeteris 140 cm, find its area.

asked Oct 14, 2015 by pady_1

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The perimeter of a rectangular sheet is 100 cm. If the length is 35 cm, find its breadth.

asked Oct 14, 2015 by pady_1

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Find the breadth of a rectangular plot if its area is 440 cm^2 and length is 22 cm. Also find its perimeter.

asked Oct 14, 2015 by pady_1

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If area of a parallelogram is 17.6 m^2 and its base is 4 cm, find its corresponding height.

asked Oct 14, 2015 by pady_1

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If area of \bigtriangleup ABC is 49 cm^2 and its height AD is 7 cm, find BC.

asked Oct 14, 2015 by pady_1

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In a triangle, if one side is 7 cm and its corresponding height is 4cm. Find its area.

asked Oct 14, 2015 by pady_1

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One of the sides and the corresponding height of a parallelogram are 5 cm and 3 cmrespectively. Find the area of the parallelogram.

asked Oct 14, 2015 by pady_1

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A rectangular blackboard has a diagonal of 12.2 m. If one side of the blackboard is 8.28 m, then what is the area of the blackboard?

asked Oct 14, 2015 by pady_1

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Matthew has a small plot of land that he wants to pave. If the size of the plot is 198 m by 58.4 metres, and he wants to pave it with square tiles, what will be the measure of the largest tile he can use?

asked Oct 14, 2015 by pady_1

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The perimeter of a triangle is 75 inches. If side A is twice side B, which is half of side C, what is the length of side C.

asked Oct 14, 2015 by pady_1

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A buffalo is tied to a pole in grass field using a string which is 4.9 meters long. Find the area where buffalo can graze the grass. (assume π = 22/7).

asked Oct 14, 2015 by pady_1

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If area of a circle is 260.26m^2, find its circumference. (assume π = 22/7).

asked Oct 14, 2015 by pady_1

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What is the area of a rectangle with length 2 m 7 dm 9 cm and width as 7 m 3 dm 1 cm?

asked Oct 14, 2015 by pady_1

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Gita has a small plot of land that she wants to pave. If the size of the plot is 393.6 m by 131.2 metres, and she wants to pave it with square tiles, what will be the measure of the largest tile she can use?

asked Oct 14, 2015 by pady_1

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If hour hand of a clock is 5.6 cm long, find the distance covered by the tip of hour hand in 100 days. (assume π = 22/7)

asked Oct 14, 2015 by pady_1

1 answer

If a rectangle has one of its side as 56 m, and the length of its diagonal is 106 m, then what is its area?

asked Oct 14, 2015 by pady_1

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A farmer wants to tie his buffalo with rope so that it can graze the grass in an area of 75 m^2, what should be the length of the rope?

asked Oct 14, 2015 by pady_1

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A contract has been given to a contractor to put a wall of 128 meter around a rectangular park. If the length of the park is 43 meter, what is the area of the park?

asked Oct 14, 2015 by pady_1

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If the length of a rectangle is decreased by 30\% and width is increased by 10\%, find the percentage by which its area changes.

asked Oct 14, 2015 by pady_1

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If diameter of a wheel of a cycle is 82.6 cm. If wheel makes 140 rotation in one minute, how long will it take for cycle to cover a distance of 3634.4 meters?

asked Oct 14, 2015 by pady_1

1 answer

A wire frame is in rectangular shape which is 25 cm long and 21.2 cm broad. If wire is reshaped in the circular shape, find the radius of the circle.

asked Oct 14, 2015 by pady_1

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If ABCD is a parallelogram, what is the ratio of area of triangle ΔDCA to area of parallelogram ABCD?

asked Oct 14, 2015 by pady_1

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The length, width and height of a hall are 10, 8 and 6 meters respectively. Find the area of its four walls.

asked Oct 14, 2015 by pady_1

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A rectangular park has the walking trail on the periphery of the park. If the length of the park is 39 meter and breadth is 24 meter, how much distance will a person cover if he takes 3 complete round(s) of the park ?

asked Oct 14, 2015 by pady_1

1 answer

If PQRS is a parallelogram, what is the ratio of area of parallelogram PQRS to area of triangle \bigtriangleup QSR?

asked Oct 14, 2015 by pady_1

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A farmer wants to tie his cow with rope so that it can graze the grass in an area of 243 m^2, what should be the length of the rope?

asked Oct 14, 2015 by pady_1

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A square park has an area of 7396 sq. m. It has to be fenced. The fencing will require use of a wire that must be able to enclose the park 4 times, and each circuit of the wire would be 3 % greater than the perimeter of the park. What is the length of wire (in metres) needed for this?

asked Oct 14, 2015 by pady_1

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A square ABCD has area 9 is bisected. L is the midpoint of AB, M the midpoint of BC, N the midpoint of CD and O the midpoint of DA. These points are used to construct a new square LMNO. The same process is repeated on LMNO to construct a smaller square QRST (where Q is the midpoint of LM and so on).What is the perimeter of QRST?

asked Oct 14, 2015 by pady_1

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Radha finds a rectangular piece of wire with sides of 139.8 and 48.6. She decides to bend it into a circular form so she can play with it. What will be the radius of the resulting circle?

asked Oct 14, 2015 by pady_1

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If diameter of a wheel of a cart is 42 cm. How many revolutions of wheel are required to travel a distance of 264 meters?

asked Oct 14, 2015 by pady_1

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If radius of a wheel of a cycle is 22.4 cm. If wheel makes 50 rotation in one minute, how far will cycle travel in 30 minutes?

asked Oct 14, 2015 by pady_1

1 answer

If the side of cube is halved, its volume will reduce by ______ times.

asked Oct 14, 2015 by pady_1

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If each side of a cube is tripled, find the factor by which surface area of the cube will change.

asked Oct 14, 2015 by pady_1

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A farmer wants to tie his cow with rope so that it can graze the grass in an area of 27 m^2, what should be the length of the rope?

asked Oct 14, 2015 by pady_1

1 answer

The perimeter of any rectilinear figure is the _____ of the sides.

asked Oct 14, 2015 by pady_1

1 answer

If diameter of a wheel of a cycle is 56 cm. How many revolutions of wheel are required to travel a distance of 334.4 meters?

asked Oct 14, 2015 by pady_1

1 answer

A rectangle and a square have the same area. If the side of the square is 360 metres, and the width of the rectangle is 45 metres, then what is the length of the rectangle?

asked Oct 14, 2015 by pady_1

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The integer -8 as rational number is _____.

asked Oct 14, 2015 by pady_1

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Simplify: \large\frac{10}{13}\times \large\frac{26}{15}+\large\frac{13}{25}\times \large\frac{10}{13}

asked Oct 14, 2015 by pady_1

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Seema spends $\large\frac{3}{4}$ of her pocket money. She spends $\large\frac{1}{2}$ of it on a book, $\large\frac{1}{6}$ on a movie and the remaining amount on a dress. What part of her pocket money did she spend on the dress?

asked Oct 14, 2015 by pady_1

1 answer

Identify the smallest rational number.

asked Oct 14, 2015 by pady_1

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Find x such that $\large\frac{(-3)}{7}$ and $\large\frac{x}{(-21)}$ are equivalent rational numbers.

asked Oct 14, 2015 by pady_1

1 answer

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