Multiply (2.0 • 10^-4) • (3.1 • 10^-20). express the answer in scientific notation.
a. 6.2 • 10^-80.
b. 6.2 • 10^-24
c. 6.2 • 10^24
d. 6.2 • 10^80

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

Ineed to find the answer to number 2