The correct answer is C
Sum of first 10 terms of a GP is equal to the sum of the first 12 terms in the same GP. Sum of the first 15 terms is 31, what is the third term in the GP?
The base of a prism is a triangle with sides 9 cm, 12 cm, and 15 cm, and its height is 20 cm. Find the volume of the prism.
The perimeter of a rectangular field is 44 metres and its area is 114 m2 . What is the length of the diagonal of this field?
The perimeter of a square field is 12 cm more than the perimeter of a rectangle. The length of the rectangle is 40 cm which is 200% of its width. If a s...
The curved surface area of the sphere is 154 cm2 . Find the volume of the sphere (rounded off to one digit after decimal).
A solid cone and a solid hemisphere have the same radius and height. If the volume of the cone is 540 cm³, find the volume of the hemisphere.
The perimeter of the rectangle is 50 cm and the breadth is 4 times the length. Find the area of rectangle.
A and B together started a business with initial investment in the ratio of 3:5, respectively. The time-period of investment for A and B is in the ratio...
The length of a rectangle is twice its width. If the perimeter of the rectangle is 60 cm, what is the area?
A circle is inscribed in a square an equilateral triangle of side 10 √2 cm is inscribed in that circle the length of the diagonal of the square is. <...
