2 years ago

Sally is training for a marathon. She goes for a run every Tuesday and

Mathematics

2 answers:

marin [14]2 years ago

5 0

Answer:

she ran faster on Friday

Tuesday was 2/15 km per minute while Friday was 3/20

Step-by-step explanation:

nikdorinn [45]2 years ago

3 0

Speed = distance / time

Tuesday: speed = 2.4km / 18 minutes = 0.13 km per minute

Friday: speed = 1.8 km / 12 minutes = 0.15 km per minute

0.15 is larger than 0.13 so she ran faster on Friday.

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