Which situation is the best represented by the graph?
a).an airplane starts slowly on the runway, and then quickly takes off before finding a nice cruising speed
b).a swimmer starts at a steady pace, slows down to a stop, and then starts up swimming again, but slower pace than when she first start.
c).after a ball is thrown into the air, it falls back to the ground and bounces
d).a car starts on flat ground and drives quickly up a hill, and then its keeps driving.

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?

Which aspect of electronic commerce does the ftc regulate? a. encryption and transfer of data b. disposing of credit reports c. network security d. antivirus software updates