Question
If A denotes ‘+’, B denotes ‘×’, C denotes
‘−’, and D denotes ‘÷’, then what will be the value of the following expression? 39 D 13 B 2 C 6 A 8Solution
The correct answer is B
An edge of a variable cube is increasing at the rate of 2 cm/s. How fast is the volume of the cube increasing when the edge is 12 cm long?
The difference between the length and breadth of a rectangle is 13 m. If its perimeter is 186 m, then its area is
The length of sides of a square is twice the radius of a circle and perimeter of a rectangle is half the perimeter of the square. If the sum of length a...
Perimeter of a square and circumference of a circle are in the ratio 6:11, respectively. If area of the square is 36 cm2, then find the radiu...
If sum of all interior angles of a polygon is 2520, then number of sides of that polygon is
The dimensions of a rectangular field are given as follows: the length is (x + 4) cm and the breadth is (x – 2) cm. It costs Rs. 8 per square centimet...
Consider a circle and a square whose circumference ratio is 11:8. If the sum of the circle's radius and the length of one side of the square equals 30 c...
A group of boys has an average weight of 44 kg. One boy weighing 50 kg leaves the group and another boy weighing 40 kg joins the group. If now the aver...
Two-thirds of the cylinder is full of water. When we tilt the cylinder in such a way that the water becomes a diagonal shape, in this process 93.5 liter...
Radius of a cylinder is increased by 20% and height reduces by 40% so what effect on the volume of cylinder?