The second most abundant element on Earth's crust is:
The correct answer is C
The average of the areas of 2 similar triangles is 706.5 m2 whose perimeters are in the ratio of 6: 11. What is 25% of the difference (in m
Water flows into a tank which is 200m long and 120 m wide, through a pipe of cross- section 0.3 m × 0.2 m at 20 km/hr. then the time ( in hr) for ...
Angle bisectors of Q and R meet at point S, inside the triangle PQR. If angle QSR = 115˚ , then the measure of angle P is:
A cuboid has dimensions 12 cm, 8 cm, and 6 cm. If all the dimensions are increased by 50%, what will be the percentage increase in the volume of the cub...
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...
A hemisphere has a radius of 6.2 cm. Find its total surface area (use π = 3.14) (round off to two decimal places).
The area of the rectangular field is 480 m² and its perimeter is 88 m. Find how much percent less the breadth of the field is compared to the length of...
A train 130 meters long travelling at 54 km/hr crosses the bridge in 30 sec. Then the length of the bridge is:
If a wheel covers a distance of 1760 m in 80 rotations, then the diameter of the wheel is?
The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in ratio 9:7, respectively. If the area of the recta...