Question
Which of the following statement is correct regarding
Gymnosperms?Solution
The gymnosperms are heterosporous i.e. they produce haploid microspores and megaspores on male cone and female cone respectively.
In an exam of 100 marks, the average marks of a class of 38 students are 72. If the top 3 scorers of the class leave, the average score falls “dow...
Perimeter of a square field is 160 meters and the area of a rectangular field is 30% more than that of the square field. Find the area (in m2...
A racetrack is in the shape of a rectangle with length of 45 meters and area of 6030 m 2 . A car takes 16 seconds to make one lap around the ...
Curved surface area and total surface area of a right circular cylinder of radius 'R' cm and height 'H' cm is 6,160 cm² and 11,088 cm² respectively. (...
A giant circular wheel has a diameter of 56 metres. In how many revolutions will the wheel cover a total of 52.8 km?
If X : Y = 5 : 4, then what is the value of X + Y : Y?
Mr. Vivek divides Rs. 1703 such that 4 times the 1st share, thrice the 2nd share and twice the third share amount to the same. Then the value of the 2nd...
If the length and breadth of a rectangle are in the ratio 4:3 and its perimeter is 28 cm, then the area of the rectangle (in cm²) is :  Â
The diagonals of a rhombus measure 36 cm and 48 cm. A rectangle has a length of 32 cm, and its area is equal to the area of the rhombus. What is the per...
The ratio of the breadth to the length of a rectangular field is 2:3. The total cost of cutting the grass of the field at the rate of Rs 6 per m2
