Question
A person buys ten pens and eight pencils for 200. Price
of each pen is same and price of each pencil is same. If he could have bought five pens and twenty-four pencils of same types using the same amount, then what is the price of each pen in rupees ? ÂSolution
The correct answer is A
In parallelogram ABCD, AB = 10 cm, BC = 7 cm and diagonal AC = 13 cm. Find the area of the parallelogram.
The length of the diagonal of a rhombus is 24 cm, and the perimeter is 80 cm. Find the area of the rhombus.
In a parallelogram, the lengths of the diagonals are 24 cm and 10 cm, and the angle between the diagonals is 30°. Find the area of the parallelogram.
In a quadrilateral ABCD, the diagonals AC and BD intersect at right angles. If AC = 16 cm and BD = 12 cm, find the area of the quadrilateral.
Find the variance of the numbers 13, 16, 22, 17.
A solid hemisphere of radius 7 cm is melted and recast into small solid spheres each of radius 3.5 cm. How many such small spheres can be made?
The diagonals of a parallelogram are 24 cm and 10 cm, and the angle between them is 60°. Find its area.
In a parallelogram, adjacent sides are 10 cm and 8 cm, and the included angle between them is 60°. Find the area of the parallelogram.
The ratio of the angles of a quadrilateral is 3:2:7:8. What is the sum of the largest and the smallest angle?
The area (in square units) of the quadrilateral ABCD, formed by the vertices A (0, -2), B (2, 1), C (0, 4), and D (-2, 1) is:
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