Walter takes 7/10of an hour to mow 2/5of an acre of lawn. At this rate, how many acres will he mow in an hour? A.
7/25acre
B.
4/7acre
C.
1 1/5 acres
D.
1 3/4acres

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

Ray ce is the angle bisector of zacd, which statement about the figure must be true? mzecd-mzecb mzace « 4mzacd zace - zdcb zecd zacd save and exit

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x