Questions on Algebra: Decimal numbers, power of 10, rounding answered by real tutors!

Algebra ->  Decimal-numbers -> Questions on Algebra: Decimal numbers, power of 10, rounding answered by real tutors!      Log On


   



Tutors Answer Your Questions about decimal-numbers (FREE)


Question 304810: Hi could someone please help me solve for this word problem?
130. Population of Mexico. In 2006 the population of
Mexico was 107.4 million. If Mexico�s population continues
to grow at an annual rate of 1.43%, then the population
in 2028 will be 107.4(1.0143)22 million.
a) Find the predicted population in 2020 to the nearest
tenth of a million people.
b) Using this number (347.5 million) determine whether
the United States or Mexico will have the greater
increase in population between 2006 and 2020.

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 303699: Hi would these be the correct answers?
Convert each given fraction, decimal, or percent into its other two forms.
19/20
Forms: 19/20 or 0.95 or 95%
Please let me know, thank you

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 303668: Hello,
If someone could help me solve for this problem from, the Book: Intermediate Algebra by Mark Dugopolski, I would greatly appreciate it.
(The 2 next to the 4 is squared)
Evaluate expression.
8 - 3 |5 - 4^2 + 1|
Thank you very much

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 303603: Hi can you please help me solve this. Book Intermediate Algebra by Mark Dugopolski.
Convert each given fraction, decimal, or percent into its other
two forms.
19/20
Thank you

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 294830: Convert 6,800,000 to a Scientific Notation
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 294100: Write 1/8 as a a percent to the nearest tenth?

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 292009: .8 rounded to the nearest thousandth?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 384904: write 5,700 in scientific notation?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 284918: I am trying to find the quotient of 30.844/18 and round the quotient to the nearest hundredth.
30.844/18= 1.713=1.71?

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 278721: What would be 8.6 to the nearest integer?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 273628: what is the answer to write a rule using a variable for 2.1 more than a number?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 266472: Round 28.386 to 2 decimals places
My answer was 28.39

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 264765: 2.4 x 10 7th power
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 285133: sketch the graph of y=%281%2Bx%29%5E2 indicate the coordinates of important points clearly.
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 248731: Determine how many zeros are at the end of the numeral for the following in base 10:
1000!
Please explain how we can find the number of zeros for any factorial.

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 247572: if a certain type of bronze requires 0.3 kilogram of tin per 1.0 kilogram of copper how much tin must be combined with 50 kilograms of copper?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 245277: arrange from small to largest 2.05,25/10,2.0513,2.059,251/100,2.052,2.051
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 244729: what is 21.614 devided by 0.202
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 244726: what it 1,817.2 devided by 30.8
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 243442: how do i find the product of 0.06, -0.4 and -1.5
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 243295: hello
Three points (A,B,C) lie on the quadratic equation ax� +bxy +cy�=25.344
If the x and y coordinates of the points are A(1.000,2.000), B(-2.000,8.530), and C(0.000,3.576), then by generating three equations, find the values for a, b, and c to 3 decimal places.

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 243258: How do you remember the powers of ten?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 552933: Daniel has 8 wire panels that he will use the side of a new cage for his guinea pig, oscar. Each panal is 1 foot long
a) If he make the length of the base of the cage 3 feets and its total area will be 3 square feet,what will be width of the base of the cage be/ Show work
b) If he instated made all of side of the base 2 feet long, would Oscar have more room?.Shoe your work.

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 238230: write the provided decimal number in standard form
negative eight hundred four and three hundred ninety-nine thousandths

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 232995: how do i round 125-90 to the nearest ten?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 898372: how many zeros will be there at the end of the product (2!)^2! � (4!)^4! � (6!)^6! � (8!)^8! � (10!) 10! ?
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 232013: How might you argue that there are infinitely many terminating decimals between any two specific terminating decimals such as 0.0625 and 0.125?
Thanks so much.

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 230824: simplyfy the following:
3mn(8m^3 - 12m^2(n) -n^3)

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 226271: (7x^3y^6 divided by 21xy^3)^3
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 226135: 2.05, 25/10, 2.0513, 2.059, 251/100, 2.0515, 2.052, 2.051 arrange from smallest to largest
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 232856: Keith bought 30 lb of nuts at $3.00/lb and 20 lb of nuts at $5.00/lb. If he wanted to buy 10 more pounds of a different kind of nut to make the average price per pound equal to $4.50, what price should he pay for the additional 10 lb?
Please help :)

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 913943: A college professor making $2,142.43 per month has deducted from her check $321.86 for federal income tax, $177.48 for retirement, and $56.23 for state income tax. How much does the professor take home after the deductions have been taken from her monthly income?
The professor takes home $___

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 225899: (7x^3y^6 divided by 21xy^3)^3
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 225339: (7x^3y^6 divided by 21xy^3)^3 The whole thing in parenthese them cube it.
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 223952: (6x^2-8x+6) + (-4x^2-8x-1)

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 223956: (7x^3y^6 divided by 21xy^3)^3 The whole thing in parenthese them cube it.
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 223924: (6x^2-8x+6) + (-4x^2-8x-1)
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 220389: the amount that has value between the other two amounts.
$17.61 $19.71 $17.91

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 220022: write as a decimal and a mixed number or fraction
4+0.7

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 219629: the question is write three numbers that round to 1000 when rounded to the nearest thousand
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 219427: change the following fraction into decimal, write the solution. 1. 3/8 , 2.6/12 3. 4/12 4. 9/16 5. 8/26
Click here to see answer by CubeyThePenguin(3113) About Me 

Question 221881: Approximate to the nearest...
a)integer: -3.888
b)tenth: 5%2F8
Please help me with this if you can, thank you.

Click here to see answer by CubeyThePenguin(3113) About Me 

Question 214939: Please help me solve this problem 0.00001684 in words
Click here to see answer by CubeyThePenguin(3113) About Me