Answer:
59,817,000,000,000 BTU.
Explanation:
Total energy generated by 109 plants in 1993 = 6,520,000,000,000,000 BTU
Number of plants = 109 plants
Power generated by a plant = total energy generated/number of plants
= 6,520,000,000,000,000/109
= 59,8176,000,000,000 BTU.