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30 December, 13:57

Which equations could be used to solve the problem?

A balloon, with a final volume of 40 cm3, took 4 min to fill. At what rate was the balloon filled?

Choose exactly two answers that are correct.

A. 40 cm3 • r = 4 min

B. r - 4 h = 14 in.

C. 40 cm3 = 4 min • r

D. 40*cm3/4 min=r

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Answers (1)
  1. 30 December, 14:22
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