Math, asked by javedkhan8453, 10 months ago

शीला 12 किमी प्रति घंटा की चाल से अपनी साइकिल द्वारा अपने घर से पाठशाला 20 मिनट में पहुँचती
है। उसे 15 मिनट में पहुँचने के लिए किस चाल से साइकिल चलाना होगा?​

Answers

Answered by Vthechamp
5

Answer:

Step-by-step explanation:

She travels 12 km in 1 hr. So in 1 min, she will travel 12/60 = 1/5 km. In 20 min she will travel 20/5 = 4km

So, the distance to the school is 4km

To reach school in 15 min, she will need to cycle at 4/0.25 km per hour, or 16 km/hr

Answered by Anonymous
2

Answer:

takes her 20 minutes to reach the school .if she wants to reach he… ... hours. distance = speed × time = 12 × 1/3 = 4km. case2: ... Let speed be x km/hr in ...

107 votes

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