Sum of 25 numbers = 25 × 22 = 550 Sum of first 12 numbers = 12 × 14 = 168 Sum of last 12 numbers = 12 × 17 = 204 Therefore, 25th number = 550 – (168 + 204) = 178
The angle of elevation of the top of a tower from a point on ground which is 30 mtrs. away from the foot of the tower is 30°. Height of the tower is:
An equilateral triangle ABC is inscribed in a circle with centre O. D is a point on the minor are BC and ∠ CBD = 40°. Find the measure of ∠ ...
The height of a sphere is 28 cm. Find the surface area of the given sphere. (Take π = 22/7)
In a school. 60% of the students passed in an examination. If the number of failed candidates is 240, then the number of candidates that have passed is:
Total surface area of Cuboid is 1875 cm ² and the Sum of its Length, breadth and height is 45cm, and then find out the sum of the squares of its length...
A rectangular shaped pit of length 18 ft and breadth 16 ft is made in a rectangular field of length 64 ft and breadth 52 ft. The earth dug out of the p...
A tank whose length, width and height are 21 metres, 18 metres and 10 metres respectively is completely filled with juice. If the juice costs Rs.5/m
A rectangular paper sheet of dimensions 33 cm x 14 cm is folded along its length to form a cylinder. What will be the volume of this cylinder? Take ã… ...
A solid rectangular block with dimensions 60 cm × 40 cm × 20 cm is melted down, and identical smaller rectangular blocks, each with a volume of 80 cmÂ...
Determine the height of a right circular cylinder given that the area of its base is 346.5 cm², and the area of its curved surface is 990 cm². Use [π...
