Magnesium (Mg) is the central metal ion in the chlorophyll molecule, essential for photosynthesis.
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...
The ratio of the speed of boat ‘A’ in still water, the speed of boat ‘B’ in still water and the speed of the current is 11:5:2, respectively. If...
Ratio of distance covered by boat in upstream to downstream is 4:3. Time taken in downstream and upstream is 2hr and 4 hr respectively. If speed of boa...
A man rows upstream 18 km and downstream 30 km taking 6 hours each. Find the man’s speed in still water.
A boat takes 14 hours to travel downstream from point P to point Q and then return to point R, which is located halfway between P and Q. If the speed of...
A boat covers a distance of 108 km downstream in 3 hours. If the ratio of upstream speed to downstream speed of the boat is 5:9, then find the distance ...
A boat travels the same distance 'd' km in both upstream and downstream directions, taking a total of 15 hours for the round trip. If the downstream spe...
The speed of a boat in still water is 12 km/h and the speed of the current is 3 km/h. A person travels 135 kilometers in a boat in the upstream directio...
The speed of the boat in still water is 20% less than the speed of the boat in downstream. The time taken by the boat to cover 780 km distance in upstre...
A boat takes 1/4th time in moving a certain distance downstream than upstream. The ratio of the speed of the boat in still water and that of current is?
