Answer: 763.016 miles
Explanation:
Hi, to answer this question we have to analyze the information given:
- Previous record: 633.461 miles per hour
- Actual record: 129.555 miles per hour faster than previous record
So, to find the record setting speed we simply have to sum the previous record (633.461) and 129.555 (the difference between the two records).
Mathematically speaking;
Record setting speed: 633.461 + 129.555= 763.016 miles per hour
Feel free to ask for more if needed or if you did not understand something.