5 ingredienti. Piatti semplici e veloci

5 ingredienti. Piatti semplici e veloci

Matematika Sekolah Dasar Citra took 40 minutes to walk from her house to her school. She then walk 5 km from school to a park at a speed of 10 km/h. If she reached the park at 08.45, what time did she leave her house?

Citra took 40 minutes to walk from her house to her school. She then walk 5 km from school to a park at a speed of 10 km/h. If she reached the park at 08.45, what time did she leave her house?

Jawaban:

07.35

Penjelasan dengan langkah-langkah:

t park = s/v

= 5/10

= 0,5 h

t total= 40 minutes + 30 minutes

= 70 minutes

so, time she did leave house

08.45 - 70 minutes= 07.35

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