A town has a population of 2000 and grows at 3.5% every year. To the nearest year, how long will it be until the population will reach 3900?

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

answer is because 4×10=40

and 98×4= is 392

40,392