The answer is A.
If the submarine descended then it went below, and if it ascended it went above. Therefore:
"Descended 2 miles"= -2
"Then descended another 3 miles"= -3
(-2)+(-3)=-5
Adding two negatives together will give you a bigger negative so the submarine would then be 5 miles below its original location.
1 oz = 0.0625 lbs or 1/16 lbs
1 lb = 16 oz
Hope I helped!
Answer: 3:1
Step-by-step explanation:
14^10. Minus the powers 15 - 10