Question
Which of the following is not an atomic
mineral?Solution
Tungsten: A metallic element used primarily in the production of hard materials and for its high melting point, but not classified as an atomic mineral.
A right pyramid has an equilateral triangle as its base, with each side measuring 7 cm. The height of the pyramid is given as 32√3 cm. Find the volume...
The quantity of sugar in a 28 percent sugar solution is 91 grams. What is the total quantity of the solution?
Three metallic cubes whose sides are 15 cm, 20 cm and 25 cm respectively are melted and converted into a single cube. If there is no loss of metal in t...
Find the perimeter of a sector which forms a central angle of 120° in a circle of radius 21 cm.
(Use π = 22/7)- A circular wheel makes 80 revolutions to cover 7.04 km. What is its diameter? (Take π = 22/7)
The ratio of the breadth to the length of a rectangular field is 3:4. The total cost of cutting the grass of the field at the rate of Rs 12 per m2<...
A wire is bent to form a square whose sides are of 55 cm. If the same wire is bent to form a circle, then find the area (in cm2) of the circl...
The length and breadth of a rectangle are increased by 20% and 30% respectively. The increase in the area of the resulting rectangle will be:
If x4 – 62x2 + 1 = 0, then a value of x 3 + x -3 can be:
The length of the rectangle is triple its breadth. If the perimeter of the rectangle is 96 m, then find the area (in m2) of the rectangle.
Relevant for Exams:
