A family wishes to accumulate 50,000 i a college education fund by the end of 20 years. If they deposit 1,000 into the fund at the end of each of the first 10 years, and 1, 000+X at the end of each of the second 10 years, find X to the nearest unit if the fund earns 7% effective.

651.73

Explanation:

1,000s20|0.07+Xs10|0.07= 50,000. Therefore,X=50,000-1,000s20|s10|=50,000-40,995.4313.81643= 651.73

answer: a. the kind of population living in your neighbourhood.

the census explorer data tool by the us census bureau allows the user to zoom in on any neighbourhood within the united states and find the kind of people residing in that by race and age.  

the tool needs to needs to be used twice – once in order to find what type of people reside in a neighbourhood, and then to see the age groups of the people in the same neighbourhood.