Final answer:
To increase 10,000 kg by 10%, the store would have a total of 11,000 kg of rice.
Step-by-step explanation:
To increase 10,000 kg by 10%, you can multiply 10,000 by 1.10 (which represents a 10% increase).
10,000 x 1.10 = 11,000 kg
Therefore, the answer is option 2) 11,000 kg.