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1. ### The cable company charges a monthly fee of \$45 Each movie rental is \$1.99 You owe \$68.88. How many movies did you rent?

... our equation is 45+1.99X=68.88 now you want to move the 45 to the other side, so what you do is minus 68.88 by 45. this is what you get. 1.99X=23.88 now you have to divide both sides by...

2 Answers · Science & Mathematics · 27/10/2017

2. ### what does this puzzle mean? 119.1.2 19.2.46 4.2.63 87.1.37 1.1.1 192.1.13 3.1.39 5.1.1 99.1.34 23.1.22 7.3.16?

Does it go with or refer to a book ? If so, that's probably what the ...

1 Answers · Science & Mathematics · 07/08/2012

3. ### prove that 5 divides 1^99+2^99+3^99+4^99..?

Note : If n is odd, then ( aⁿ + bⁿ ) has a factor ( a + b ) ........ (1) ________________________________________ ... 1⁹⁹ + 2⁹⁹ + 3⁹⁹ + 4⁹⁹ = ( 1⁹⁹ + 4⁹⁹ ) + ( 2⁹⁹ + 3⁹⁹...

2 Answers · Science & Mathematics · 18/01/2011

4. ### How to write the function in vertex form for f(x)= -0.11x^2+0.66x+1.99?

Hi, f(x)= -0.11x² + 0.66x + 1.99 f(x)= -0.11(x² - 6x + 9) + 1.99 + .99 f(x)= -0.11(x - 3)² + 2... of the vertex If x = 3, then f(x)= -0.11x² + 0.66x + 1.99 becomes f(3)= -0.11(3)² + 0.66(3) + 1.99 = -.99 + 1.98 + 1.99...

1 Answers · Science & Mathematics · 09/07/2010

5. ### What would be the easiest way to add this 1/94 + 1/95 + 1/96 + 1/97 + 1/98 + 1/99 + 1/100?

...exact fraction, or will a decimal approximation do? For a decimal approximation, on an algebraic calculator just enter what you did above. For a standard calculator that has a [1/x] key, enter: 94 [1/x] + 95 [1/x] + 96 [1/x] + 97 [1/x...

3 Answers · Science & Mathematics · 08/11/2010

6. ### 100- 97 = 3. 100-2 = 98. 98+1 = 99 where did the 1 disappear to?

1+1=2 1+0=1 WHERE DID THE ONE DISAPPEAR TO

3 Answers · Science & Mathematics · 06/08/2012

7. ### Prove by induction: 1/(1*2) + 1/(2*3) + . . . + 1/(99*100) = 99/100?

...other ways. In summation notation, we have: 1/(1 * 2) + 1/(2 * 3) + ... + 1/(99 * 100) = sum(n=1 to 99) 1/[n(n + 1)]. Then, since 1/[n(n + 1)] = 1/n - 1...

1 Answers · Science & Mathematics · 24/09/2010

8. ### How do you add all the odd numbers between 1-99 inclusive?!?

... so 2S=100*50 which gives us that S=2500. Done

6 Answers · Science & Mathematics · 14/10/2007

9. ### why do things at the store sell for 99 cents or \$1.99 Why wouldn't they sell for \$1.00 or \$2.00 even?

It makes people feel like they are getting a deal. 99cents sounds bettter than \$1. and your more apt to spend \$99.99 than \$100.00 It's simple marketing. It gives the sense that you are getting a deal, but at the same time...

14 Answers · Science & Mathematics · 18/10/2006

10. ### 1 = .99 repeating? check this equation?

...a very well known result. You can see how popular this is by doing a quick Google search: http://www.google.com/#hl=en&source=hp&q=1+%3D...

1 Answers · Science & Mathematics · 28/10/2009