The WMO reported an 11.4% increase in CO2 levels over the past 20 years, driven by fossil fuel combustion and vegetation fires, contributing to the record concentration of 420 ppm in 2023.
If the angles of a triangle are in the ratio of 3:4:5, what is the value of the smallest angle?
A square playground measure 1127.6164 meter2. If a man walks (49/20) m a minute, the time taken by him to walk one round around is approximat...
A solid metallic sphere of radius 21 cm is melted and recast into a number of smaller cones of height 7 cm and base radius 3 cm. How many such cones can...
The radius of the two cylinders is in the ratio of 1: 4 and their heights are in the ratio of 4: 3. Their volumes will be in the ratio.
The circumference of a circle is 110 cm and the length of the rectangle is 4 times the radius of the circle. Find the area (in cm2) of the re...
The ratio of males and females in a zoo is 6:7 respectively and the percentage of children among males and the percentage of children among females are ...
Find the surface area of the smallest cube that can perfectly fit a sphere of volume 972π cm3 inside it.
A cylindrical tank of 28 cm base radius is partly filled with water. How many spherical iron balls of 1cm radius are added in it in order to increase th...
If ratio of interior exterior angle of a regular polygon is 2:3, then number of sides of the polygon is
Height of a cylindrical vessel is equal to side of a square, whose area is 324cm². Radius of cylindrical vessel is equal to average of radius of a sphe...
