A plane has an airspeed of 175 miles per hour and heading of 30.0°. The ground speed of the plane is 206 miles per hour, and its true course is the direction of 34.0°. Find the speed and direction of the air currents, assuming they are constants.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. 33.3 mph at 55.2° from due to north
B. 33.3 mph at 54.8° from due to north
C. 33.7 mph at 54.8° from due to north
D. 33.7 mph at 55.2° from due to north
E. 34.5 mph at 54.4° from due to north
Answer: D
Mathematics
You might also like to view...
For the function f, construct and simplify the difference quotient 
.f(x) = 
A. - 
B. 
C. 
D. 
Mathematics
Approximate the number rounded to three decimal places, and truncated to three decimal places.0.38461538
A. 0.384 0.385 B. 0.385 0.385 C. 0.386 0.384 D. 0.385 0.384
Mathematics
Solve the problem.If $3000 is invested in an account that pays interest compounded continuously, how long will it take to grow to $9000 at 4%?
A. 20.6 yr B. 27.5 yr C. 4.4 yr D. 13.0 yr
Mathematics
Compute the commission. Round to the nearest cent, if necessary.
A. $7.59 B. $13.66 C. $6.09 D. $3.69
Mathematics