"What are you doing?" is translated to "तपाईं के गर्दै हुनुहुन्छ?" in Nepali. There are different ways to ask this question in Nepali, depending on the level of formality and the rank of the person you are talking to. Some of the other ways to ask this question include:

• "K gardai hununcha?" (formal)
• "K gardai chas?" (informal)
• "Ta-pai ke gar-dai hu-nu hun-cha?"
• "Ke gar-dai cha?"
• "Ti-ni-ha-ru ke gar-dai-cha-n?"

These phrases can be used to ask someone what they are doing, and the desired answer can be obtained by asking the question to any Nepali person. However, it is important to remember to ask the question with the appropriate level of respect depending on the person you are talking to.