Find the total cost of plowing a square field, given that the shortest distance between two opposite corners of the square is 38 cm, and the plowing cos...
If tan θ + cot θ = 5, then the value of tan2 θ + cot2 θ + 2tan2 60° is:
A rectangular tank is 50 meter long and 29meter deep. If 1000 cubic meters of water be drawn off the tank, the level of the water in the tank goes down ...
A tank whose length, width and height are 23 metres, 20 metres and 12 metres respectively is completely filled with juice. If the juice costs Rs.5/m
Length of a rectangle is equal to the side of a square. If area of the square and rectangle is 729 m2 and 297 m2, respectively the...
The radii of two concentric circles are 20 cm and 25 cm. A straight line PQRS intersects the larger circle at the points P and S and intersects the smal...
The sum of length, breadth and height of cuboid is 20cm.If the length of the diagonal is 12 cm, then find the total surface area of the cuboid.
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 ...
The length of a rectangle is four times its breadth. If its length is increased by 20 cm and breadth is increased by 20 cm, the area of the rectangle is...
If a six digit number 3x 7z 8y is divisible by 7, 11, 13, then the average value of x, y, z is:
