A set of correct responses or solutions to problems, often found in educational materials.

उत्तर कुंजी

English Usage: The teacher provided the answer key for the math test so students could check their work.

Hindi Usage: शिक्षक ने गणित परीक्षा के लिए उत्तर कुंजी प्रदान की ताकि छात्र अपनी कार्य की जांच कर सकें।