A population of bacteria is growing according to the exponential model P = 100e. 70t, where P is the number of colonies and t is measured in hours. How many colonies are present initially?

A) 2.72

B) 70

C) 100

D) 120

Use any model you choose to solve the story problem. A dump truck driver created 3 equal mounds of dirt from 1/6 of his load. What fraction of the entire load of dirt was in each mound? A. 1 - 18 B. 1 - 2 C. 2 - 1 D. 18 - 1

Quincy claims that if 80 coats are sold, the outside temperature is likely to be about 42° f. Did Quincy make a reliable prediction? If not, what was his mistake?

Harper's retirement party costs $8, plus an additional $1 for each guest she invites. If there are 13 guests, how much will Harper's retirement party cost?

Determine whether the lines are parallel, perpendicular or neither: Line 1:4y-12=3x Line 2:2y-1.5x=-14

Add. 15 9/12 8 13/17 23 3/12 25 4/17

Travis is deciding how many nonfiction books, novels, and cookbooks to sell at a book fair. He wants the ratio of nonfiction books to novels to be 3:2. He wants the ratio of novels to cookbooks to be 3:1.

A stick is 6,000 meters long. How many kilometers long is the stick?

The recipocal of 5/12

An architect designs a museum with a floor that has five sides. The lateral faces of the building are tranigle. The museum has the shape of which solid figure?

Number product of a number