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A submarine near the Andaman Islands descends at a steady rate of 8 metres per minute.
Taking descent as negative, what is its change in depth after 7 minutes?

Class 7Multiplication of IntegersIntegers
  • A-50
  • B-112
  • C-56
  • D-62

Step-by-Step Solution

Change = metres. The submarine is 56 metres lower than it started.
Answer: C) -56

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