In each of the following giving number series, a wrong number is given. Find out the wrong number?
82, 81, 86, 110, 168, 287
82 + 13– 2 = 81 81 + 23– 3 = 86 86 + 33– 4 = 109 109 + 43– 5 = 168 168 + 53– 6 = 287
The sides of a triangle are 9 cm, 12 cm, and 15 cm. What is the area of the largest circle that can be inscribed in this triangle?
A person has a total of ₹5000 in the form of ₹10 and ₹5 notes. If the number of ₹10 notes is twice the number of ₹5 notes, how many notes of e...
A frustum of a cone has a lower base radius of 5 cm, an upper base radius of 3 cm, and a height of 4 cm. What is the volume of the frustum?
900 metres long train crosses a man who is moving in the same direction with a certain speed, in 30 seconds. If the same train can cross a tree in 20 se...
15, 33, 69, ?, 285, 573
A sum of money becomes ₹4600 after 3 years and ₹5400 after 5 years at simple interest. What is the principal amount?
यदि ‘+‘ का अर्थ भाग देना है, ‘÷‘ का अर्थ गुणा करना है; ‘x‘ का अ...
The angle of elevation of the top of a building from a point on the ground is 60°. After walking 20 meters towards the building, the angle of elevation...
Find the area of the triangle formed by the points A(1, 2), B(4, 6), and C(5, 1).
