What is the length of Line segment A C?

3 ft
4 ft
18 ft
12 ft

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.