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11² - 3 = 121 - 3 = 118 6² - 3 = 36 - 3 = 33 14² - 3 = 196 - 3 = 193 24² - 3 = 576 - 3 = 573
A cylindrical tank with a radius of 7 m is half-filled with water. If a cuboidal block of dimensions 2 m × 5.5 m × 7 m is submerged completely into th...
The circumference of a circle is 66 cm, and the length of the rectangle is 4 times the radius of the circle. Find the area (in cm 2 ) of the ...
When a smaller number divides a larger number, we get a quotient of 6 and a remainder of 5. Find the smaller number if the difference between the two nu...
In a triangle ABC, D, E and F are the mid-points of the sides BD, CA and AB, respectively. BE and DF intersect at X. DE and CF intersect at Y. Find XY = ?
A square whose diagonal is 12 √2 cm is made base of the pyramid. if height of the pyramid is 18cm, then what is the total surface area of the pyramid....
The diameter of the base of a cylindrical drum is 14 cm and its height is 12 cm. The drum is full of water and the water from the drum is transferred to...
Twenty five liters of 60% concentration of acid solution is added to 35 liters of 80% concentration of acid solution. What is the concentration of acid ...
In an exam of 100 marks, the average marks of a class of 38 students are 72. If the top 3 scorers of the class leave, the average score falls “dow...
Sukhvir sold an item at a discount of 12.5 percent on the marked price. If the selling price of the item for Sukhvir was Rs. 784, what was the marked pr...
A circular cylinder and a hemisphere have the same radius (r) and the height of the cylinder is equal to the diameter of the hemisphere. Find the ratio...