Question
Coastal mangroves in ________, Sri Lanka, and the
Maldives were rated “critically endangered” by the International Union for Conservation of Nature (IUCN). ÂSolution
Tamil Nadu’s mangroves, along with those in Sri Lanka and the Maldives, face critical threats due to human encroachment and climate change.
A boat can cover 170 km in downstream in 2 hours and 145 km in upstream in 5 hours. Find the speed of boat in still water.
A boat can cover 72 km in still water and 60 km in downstream in 4 hours and 3 hours respectively. Find the time taken by the boat to cover 60 km upstre...
A boy can swim in water with a speed of 15 km/hr in still water. If the speed of the stream is 8 km/hr, what will be the time taken by the boy to cover ...
The speed of a boat in still water is twice the speed of the current. The difference between downstream and upstream speeds is 16 km/h. If the boat spen...
A boat can cover 120 km in upstream in 15 hours and 135 km in Downstream in 5 hours. Find the speed of boat in still water.
A, B and C started a business by investing in the ratio 1/5 : 1/4 : 2/6. After 6 months C withdrew 1/4 of his investment. If after 1 year from start of ...
A boat takes 7 hours to cover 266 km upstream and 9 hours to cover 468 km downstream. Find the time taken by the boat to cover 528 km upstream and 540 k...
A boat can cover 170 km in downstream in 5 hours and 100 km in upstream in 10 hours. Find the speed of boat in still water.
A boat can cover 200 km in downstream in 10 hours and 150 km in upstream in 15 hours. Find the distance travelled by the boat in still water in 5 hours.
The water in a river flow at the rate of 4 km per hour if the width and depth of the river are 8 M and 4 m respectively then how much water will enter ...
