In a race, there are 9 runners. trophies for the race are awarded to the runners finishing in first
through third place.
in how many ways can first through third place be determined?
o 27
o 84
o 60,480
o 504

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field