Question

A diver swims into the depth of the sea. He starts from the surface at a uniform rate of
10 m/min. Find his position from the surface after 20 minutes with respect to the
surface of the sea.
3​

Answer 1

Answer:

Time taken to travel 20 m = 1 min

Time taken to travel 360m =  

x

min

therefore:

1

20

=

x

360

(cross multiply)

20  

x

=360

(isolate  

x

by dividing both sides by 20)

x

=  

360

20

x

= 18 mins.

HOPE THIS HELPS YOU!