A plane is travelling at Mach 0.481. If the local speed of sound is 300.0 m/s, what is the airspeed of the plane, in kilometres per hour?

I keep getting 519.48 but my textbook says the answer is 518... help???

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

answer: b.

explanation:

0.19 m/s and 0.45 m/s

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this