Question

The school day is 7 ​hours, 24 minutes long. Stella says that​ it's 7 and two fifths

hours. Peter says​ it's 7.40 hours. Can they both be​ correct? Explain.

Answer 1

No, Peter is correct.

Explanation:

Since 24 minutes = 0.4 hour, 7 hours, 24 minutes is equal to 7.4 hours, which is equivalent to what Peter had said, therefore, Peter is correct.