I think you got confused with the 50 and 90.
Read my NOTE there it will surely help you answering other questions like this
Answer: x=4000.
Step-by-step explanation: Let the number be x. 38%ofx=15. or. 3800×x=15. or. x=153×800. or. x=4000.
Answer:
Step-by-step explanation:
Ending depth = -287
Starting d<u>epth= -212</u>
Difference = -75 feet
The submarine plans on dropping 15 feet a minute.
Time = displacement / time = -75/-15 = 5 minutes.
Answer: D