- A80 m
- B60 m
- C40 m
- D100 m
Step-by-Step Solution
Bird at m, submarine at m. After rising 20 m the submarine is at m. Gap m.
Answer: B) 60 m
A bird flies above the sea and a submarine is below it; the scale shows metres from sea level. The submarine rises 20 m straight up. How far below the bird is it now?
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