Question
A boat takes 17 hours to travel from P to Q upstream and
from Q to P downstream. If the speed of the boat in still water is 8.5 km/h and the speed of the current is 4.5 km/h, then P and Find the distance between Q. type-sscSolution
Let the speed of boat in still water =B and speed of stream =S B=8.5km/h, S=4.5km/h Speed of boat in upstream=B-S=4km/h Speed of boat in downstream=B+S=13km/h Let the distance =x ATQ- 
- Find the area of sector of a circle whose radius is 14 cm and angle subtended by the sector at centre of circle is 45°.
In a rectangular floor of length and breadth of 21 metres and 4 metres, respectively, square tiles each of 2 metre edge length are to be laid. If the co...
A salesman’s terms were changed from a flat commission of 9% on all his sales to a fixed salary of Rs. 4000 plus 4% commission on all sales exceed...
The length of a rectangle is 64 cm. If the ratio of length to perimeter of the rectangle is 4:15, find the area of a circle whose diameter is 6 cm less ...
- The ratio of radius of a circle and side of a square is in the ratio 7:8 respectively. The perimeter of the square is 20 meters more than the perimeter of ...
The length, breadth and height of a room are in the ratio 2:3:4. If the breadth and height are halved while the length is doubled, then the total area o...
A kid has toys of three different shapes and he has labelled them as 'A', 'B' and 'C'. The following is also known about the toys: (Take π = 22/7)
...Perimeter of a square is equal to perimeter of a rectangle, if area of square is 324 sq.cm and length of rectangle is three times that of breath. Find t...
In a rectangular floor of length and breadth of 18 metres and 8 metres, respectively, square tiles each of 3 metre edge length are to be laid. If the co...
The cost of fencing a square plot @ Rs.30/m is Rs. 2520. What will be the cost of flooring the plot @ Rs. 3/ square m?
Relevant for Exams:
