The Mississippi River flows at a rate of $16{,}790$ cubic meters per second. **Choose the best approximation of the flow rate of the Mississippi River.** [[☃ radio 1]] The Gulf of Mexico has an estimated volume of $2{,}434{,}000{,}000{,}000{,}000$ cubic meters. **Choose the best approximation of the volume of the Gulf of Mexico.** [[☃ radio 2]] **Approximately how many seconds would it take for the Mississippi River to fill the volume of the Gulf of Mexico?** [[☃ radio 3]]