Calculate the density of people per square mile, Mathematics

Assignment Help:

1.  In 1900, a certain country's population was 77,977,459 and it's area was 2,821,924 square miles, In 2000, the country's population was 283,575,229 and its area was 3,551,003 square miles-

The population density in 1900 was how many people per square mile?

The population density in 2000 was how many people per square mile?

2.  Compare the following pair of numbers A and B in three ways-

A=140 and B=380

a. What is the ratio of A to B?

b. What is the ratio of B to A?

c. A is what percent of B?


Related Discussions:- Calculate the density of people per square mile

Show trigonometric functions on a graph, Q. Show Trigonometric Functions on...

Q. Show Trigonometric Functions on a Graph? Ans. By discussing the trig functions with respect to an angle in a right-angle triangle, we have only considered angles betwee

Hierarchical multiple regression, A group of children who lived near a lead...

A group of children who lived near a lead smelter in El Paso, Texas, were identified and their blood levels of lead were measured. An exposed group of 46 children were identified w

Differentiate the equation x = x (t ) and y = y (t ) , Suppose that x = x (...

Suppose that x = x (t ) and y = y (t ) and differentiate the following equation with respect to t. Solution                                         x 3 y 6 + e 1- x - cos (5

Explain the algebraic expressions and equations, Explain the Algebraic Expr...

Explain the Algebraic Expressions and Equations? Writing a math problem algebraically means that you are using numbers and variables to represent relationships. "Three inche

Square the next consecutive integer find the lesser integer, The square of ...

The square of one integer is 55 less than the square of the next consecutive integer. Find the lesser integer. Let x = the lesser integer and let x + 1 = the greater integer. T

Ratio , 5:9 and 3:5 then find a:b:c

5:9 and 3:5 then find a:b:c?

Write down a game each for teach maths to children, Write down a game each ...

Write down a game each to teach children i) multiplication, ii) what a circle is, iii) estimation skills. Also say what you expect the child to know before you try to t

Learning to count in maths, Here we learn: 1) Discussed what counting me...

Here we learn: 1) Discussed what counting means, and stressed that it is not the ability to recite number names. 2) Talked about the need for a child to understand several pr

Area related to circles, railway tunnel of radius 3.5 m and angle aob =90 f...

railway tunnel of radius 3.5 m and angle aob =90 find height of the tunnel

Example of subtraction of fractions, Example of Subtraction of Fractions: ...

Example of Subtraction of Fractions: 1/3 + 1/6 + 1/8 = ____ Using trial & error we could search that 24 is the LCD or smallest number in which 3, 6, and 8 will all divide w

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd