Question

55. Radhika can cook food for 5 persons in 45 minutes. Then how much time will she take to cook for 15 persons?
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Answer 1

Answer:

2 hours 15 minutes

Step-by-step explanation:

5persons= 45 minutes

1 person= 45/5 minutes

1 person= 9 minutes

so, for 15 persons= 9×15 minutes

15 persons= 135 minutes

1 hour = 60 minutes

135 minutes= 2 hours 15 minutes

ANS. Radhika can cook for 15 persons in 2 hours 15 minutes.

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Answer 2

Answer:

135 minutes

Step-by-step explanation:

Since, Radhika cooks for 5 persons in 45minutes

Therefore, the time taken by Radhika to cook for 15 people = 45×3

= 135 minutes Ans.