A jet aircraft maintains a constant airspeed of 500 miles per hour in the direction due south. The velocity of jet stream is 80 miles per hour in a northeasterly direction. Find the actual speed and direction of the aircraft relative to the ground. (A northeasterly (NE) direction would be 45 degrees north of due East (E).)​

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)