Question

friends give me ryt answer

Answer 1

B is answer hope this help

Answer 2

अगर 1 कपडा 1.30 घंटे मैं सूख जाता है, तो 4 कपडे भी same time (1.30 hours or 90 minutes) मैं ही सूखेगा. क्‍योंकि कपडे सारे एक ही साथ सूख रहे होंगे |

So the answer is
B. 90 minutes.

Hope it helps. Thank you. ☺♥