Answer:
C) 1.375 × 10^7
Explanation:
1.35 × 10^7 + 250,000 = 1.375 × 10^7
1.375 *10⁷
1.35 * 10⁷ gallons = 13500000 gallons
Volume of new tank = 250,000 gallons
Total volume including new tank = 13500000 + 250000
= 13750000
= 1.375 *10⁷
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