Abakery sells donuts for $8 per dozen and donut holes for $3 per dozen. the bakery’s revenue from selling a total of 209 dozens of donuts and donut holes one morning was $479. how many dozens of donut holes were sold that day?

a. 21

b. 38

c. 52

d. 63

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?

If f(x) = 3x2 - 2x+4 and g(x) = 5x + 6x - 8, find (f-g)(x).

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet