Three boys and four girls have bought tickets for a row of 7 seats at a movie. in how many ways can they arrange themselves in the seats?

1/3 + 1/5 = 8/15.

step-by-step explanation:

hope it

d 25 pi/6

step-by-step explanation:

the diameter is 10 inches

the radius is 1/2 of the diameter or 5 inches

the area of the circle is

a = pi r^2

  = pi 5^2

  = 25 pi

the slice is 60 degrees of the entire circle.

60 degrees out of 360   60/360 = 1/6

the area of the slice is 1/6 of the circle

a slice = 1/6 a circle

a slice = 1/6 * 25 pi

step-by-step explanation:

your answer is a