Rosa paid $107.40 for 12 audio books that were all the same price.
Which is the best estimate of the cost of each audio book?
A. $7
B. $9
C. $11
D. $13

B is the correct choice.

Step-by-step explanation:

Divide the total price by the number of books:

$107.40/12=$8.95

8.95 is closest to $9, so B will be your answer.

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the answer is. -82562234434584

step-by-step explanation:

34.5 cm

step-by-step explanation:

generally for a circular segment of angle, θ° and radius r

arc length

= (θ/360) x circumference

= (θ/360) x 2πr

in our case, θ = 60°, π=3.142 and r = 33 cm

substitute into above formula

arc length

= (60/360) x 2(3.142)( 33) = 34.5 cm