Rate downstream = (13 + 3) kmph = 16 kmph Rate upstream = (13 – 3) kmph = 10 kmph According to the question, Time = Distance/Speed Hence, Required time = 80/16 + 80/10 = 5 + 8 =13 hours
The sides of a triangular park are 96 m, 110 m and 146 m. Its area is equal to the area of a field in the shape of a rhombus, one of whose diagonals is...
Suresh started his journey form P to Q by his bike at the speed of 40 km/h and then, the same distance he travelled on his foot at the speed of 10 km/h ...
A rectangular piece of copper foil of length 56 cm and area 616 cm2 is folded along its width to form a cylinder such that there is only one ...
Radius of a cylinder is increased by 20% and height reduces by 40% so what effect on the volume of cylinder?
The volume of water measured on a rectangular field 400m 200m is 8000 . Find the depth (amount) of rain that has fallen.
Find how many cubes of side 10 cm each can be made by melting a cuboid with dimensions 90cm × 120cm × 150cm?
Calculate the slant height of a right circular cone if the volume is 1232 cm³ and the base area is 154 cm².
A rectangular sheet measuring 44 cm by 38 cm has a square with a side length of 3 cm removed from each of its corners. The altered sheet is then folded ...
The length of a rectangle, area of which is 168 cm2, is equal to the radius of a circle of area 616 cm2. Find the perimeter of the...
Which of the following two will provide more volume?
I) A cuboid of edges 6 cm, 7 cm and 8 cm
II) A cube of edge 7 cm
