About 20,000 steel cans are recycled every minute in the united states. expressed in scientific notation, about how many cans are recycled in 48 hours?

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

answer: 323 is how many she has ☃☃⛄❄

step-by-step explanation:

ask the math teacher she or he would know lol.

step-by-step explanation: