A submarine starts out at 135 ftbelow sea level. It dives 239 ftbefore rising 307 ft. Represent the current depth of the submarine as an integer
Answers
Answered by
1
Answer:
18 mins.
Explanation:
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.
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Answered by
0
Answer:
Step-by-step explanation:
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.
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