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Khwaja Ali Hujwiri, also known as Data Ganj Baksh, was a prominent 11th-century Sufi saint. Born in Ghazna, Afghanistan, he authored the renowned Sufi manual "Kashf-ul-Mahjub" and significantly contributed to the spread of Sufism in India.
Some students (only boys and girls) from different schools appeared for an Olympiad exam. 20% of the boys and 15% of the girls failed the exam. The numb...
If the length of a rectangle becomes double and its breadth becomes three-fourth, then find the percentage increase in its area.
Ratio of length to width of a rectangular field is 2:3. If the perimeter of the field is 380 metres, then find the area (in m2) of the field.
What is the volume (in cm3) of the metal used to make a spherical shell whose inner and outer radii are respectively 5 cm and 8 cm?
The base of a right circular cylinder has a diameter of 28 cm. The height of the cylinder is 4 cm less than its radius. What is the volume of the cylinder?
A right cylindrical pillar has a radius of 24 cm and a height of 63 cm. If the cost of painting is Rs. 15 per square centimeter, what would be the tota...
The circumference of a circle is given as 220 m. What is the area of the circle? [Use π = 22/7]
A box has 80 Red, 40Blue and 40 Black Balls. 25% of Red Balls and 50% of Blue Balls are taken away, percentage of Black balls at present is
A rectangular tank is 60 meters long and 40 meters deep. If 1800 cubic meters of water is drawn off the tank, the level of the water in the tank goes do...