Two ships leave port at the same time. Ship A sails north at a speed of 24 mph while ship B sails east at a speed of 36 mph.
?
a. Find an expression in terms of the time t (in hours) giving the distance between the two ships.
b. Using the expression obtained in part (a), find the distance between the two ships 1 hr after leaving port. Round the answer to the nearest tenth.
?
A. 
and 43.3
B. 
and 47.3
C. 
and 43.3
D. 
and 39.3
E. 
and 39.3
Answer: C
Mathematics
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