3. A: her to go home last night?
B: 40 minutes to go home last night.
A: How long did it take her to go home last night?
B: It took her 40 minutes to go home last night.
A: ±× ¿©ÀÚ°¡ ¾îÁ¬¹ã¿¡ Áý¿¡ °¡´Âµ¥ ¾ó¸¶³ª °É·È¾î?
B: ¾îÁ¬¹ã¿¡ ±×³à°¡ Áý¿¡ °¡´Âµ¥ 40ºÐ °É·È¾î.