If 3 × 8 = 24, which expression must equal 3? 8 ÷ 24 8 ÷ 3 24 ÷ 8 24 ÷ 3
1 answer:
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Answer:
Step-by-step explanation:
Let x be the number of minutes she can continue, since she's already 20 feet below the ocean surface and is diving at the rate of 20 ft/minute, her depth with respect to x would be
20 + 20x
But she doesn't want to reach more than 100 feet below the surface