Start learning 50% faster. Sign in now
A forms a perfect pair with F. B does not have a pair. C forms a perfect pair with D.
A rectangular piece of copper foil of length 63 cm and area 1386 cm2 is folded along its width to form a cylinder such that there is only one...
Two equal vessels A and B contain 70% of milk and 60% of milk respectively and the remaining sugar. In which 30 kg of mixture is taken out from vessel A...
tan(θ -14π) is equal to:
If the length of a rectangle becomes double and its breadth becomes three-fourth, then find the percentage increase in its area.
Angle bisectors of Q and R meet at point S, inside the triangle PQR. If angle QSR = 120˚ , then the measure of angle P is:
The area of four walls of a room is 168 cm2. If the length and breadth of the room were equal and the height of the room is 7 cm, then what i...
If the length of a rectangle is increased by 40% and its breadth is decreased by 25%, then the area of the rectangle will be increased or decreased by h...
The length and breadth of a rectangular field are increased by 25% and 45%, respectively. If the original dimensions of the field are 60 m in length and...
The curved surface area of a hemisphere is 72π cm2, then its radius is: