Downstream speed of the boat = 300/5 = 60 km/hr Speed of the stream = 60 x (2/5) = 24 km/hr So, speed of the boat in still water = 60 – 24 = 36 km/hr Required time taken = 360/36 = 10 hours
If the perimeter of rectangle is 54 cm and its length is 3 cm more than breadth then find its area?
A sold a mobile phone to B at a gain of 25% and B sold it to Cat a loss of 10%. If C paid 5625 for it, how much did A pay (in) for the phone?
Consider a rectangle where the length to breadth ratio is 4:3. Given that the area of the rectangle is 48 cm², a square is constructed using the rectan...
The diameter of the base of a cylindrical drum is 70 cm and its height is 15 cm. The drum is full of water and the water from the drum is transferred to...
If x4 + x2 y2 + y4 = 37 and x2 – xy + y2 = 5, then what is the value of xy ?
If tan θ + cot θ = 5, then the value of tan2 θ + cot2 θ + 2tan2 60° is:
A circle is inscribed in a square an equilateral triangle of side 10 √2 cm is inscribed in that circle the length of the diagonal of the square is. <...
The perimeter of 3 squares is 28 cm, 36 cm and 48 cm respectively. What will be the area of the square having perimeter equal to sum of edges of 3 squar...
If the area of a rhombus is 14504 m² and the ratio of the diagonals is 37:49 then find the length of the shorter diagonal.
Ratio of length to width of a rectangular field is 2:3. If the perimeter of the field is 380 metres, then find the area (in m2) of the field.
