Question

A diver descends 20 feet in the water from the boat at the surface of a lake. He then rose 12 feet and descends another 10 feet. At this point what is his depth in water? *

Answer 1

Answer:

Step-by-step explanation:

Now, the diver descends 20 feet in the water which can be given as -20 feets. Then he rose 12 feet i.e. +12 feets and he descends another 18 feet i.e. -18 feets.