While on a weekend trip to New York Cily. You So! Angelina Jolie and just HAVE to meet her You run after hier a! 27 ms.
How far will you have moved in 15.9 s?

429.3 m

Explanation:

Speed=Distance÷Time

⇒Speed×Time=Distance

In this case,

Distance=27×15.9

              =429.3m

Hope it helps.

you would expect a sound wave to speed up. - b)

the entire statement is true and correct.  

there's no diagram, nothing is illustrated, and no question is asked.