The records of a computer retail store show that out of the 25

customers who purchased a desktop computer last month, 17

also purchased a service plan that extends the warranty for an extra year. out of the 100

customers who purchased a notebook computer last month, 78

purchased the same service plan

10.416 m/s

step-by-step explantion:

distance=100m

time= 9.6s

average speed=100/9.6

=10.416 m/s

your answer is -9

step-by-step explanation:

you estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82 .the total height of the building is another 123 meters above the 86th floor.

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