Question

Kevin moved from a city to a small town.The population

Of the city is 6 times 10 to the fifth power,which is about 15 times as great as the small town.which expression could represent the approximate population of the small town?

Answer 1

6 x 10^5 = 15 * (x = pop. of small town)
6 x 10^5 / 15 = x
60 / 15 x 10^4 = x
4 x 10^4 = pop. of small town