Brown plant hopper is a major pest of
BPH is the major pest of Paddy (Nilapervata lugens).
The ratio of the length of a rectangle, breadth of the rectangle and the diameter of a circle is 11:10:7. If the area of the circle is 616 cm2
The speed of two railway engines is in the ratio 5: 4. If they move on parallel tracks in the same direction and if the slower engine is ahead of the f...
A hollow cylinder is made up of steel. the difference in its outer and inner curved surface area is 176cm2.Height of cylinder is 28 cm and su...
Two equal circles are drawn on a square in such a way that opposite side of the square forms the diameter of each circle. If the remaining area of the s...
If A’s income is 60% more of B’s income and B’s income is 40% less than C’s income, then by what percent is C’s income mor...
A wire is moulded into a circle of radius 21 m. Then the wire is bent and shaped into a rectangle of length 36 m. Find the area of the rectangle thus fo...
The population of a town is 64000. It increased by 10% during the first year. During the second year, it decreased by 25% and increased by 5% during the...
If sec 2θ = cosec (θ – 36°), where 2θ is an acute angle, find the value of θ.
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:
Perimeter of a square field is 100 meters and the area of a rectangular field is 40% more than that of the square field. Find the area (in m2...
