Mathematics - 9 June 2006

2006-06-09 23:28:01 · 22 answers · asked by M K 2

tell all

2006-06-09 22:45:11 · 9 answers · asked by fish 1

i thought of a number and multiplied it by 5 . and then to the answer i added 1500 and divided that answer by 4.and deducted 7 from the recent answer. Final answer i got was 688. Whats the number i started with? ( number i thought)

2006-06-09 22:16:00 · 11 answers · asked by pinkcloud2015 5

Positive profits. The monthly profit P (in dollars) that Big Kurt makes on the sale of x mobile homes is determined by the formula . For what values of x is his profit positive?

That is x sqared

P= x^2 +5x - 50

2006-06-09 21:28:29 · 5 answers · asked by concrete water 3

Two friends meet to celebrate their birthdays which fall on the same date. "This is a very special birthday," says one of them,"because although collectively we are 63 years old, I am also twice as old as you were, when I was as old as you are now."

How old are they?

2006-06-09 21:21:38 · 8 answers · asked by brainyandy 6

1. the wavelength of light is 589 nm (nano metre). wat is its orde of magnitude in metre???????( 1 nano mtre = 10 to the power of minus 1. ) i need the working and can u pleae explain too. i`ll be really thankful!

2. the radius of a hydrogen atom is 0.5 angstrom. find the order of magnitude of volume of (a) one hydrogen atom, (b) 1 mole hydrogen. given that 1 mole of hydrogen has 6.02 multipled 10 power of 23 hydrogen atoms.
(hint- volume = 4/3 pie r cube (r is the radius))

i need to know how to do it with working!!!

2006-06-09 20:54:33 · 7 answers · asked by Anonymous

Here is a multiplication-
159*48 = 7632
Can you see something peculiar in this multiplication? Yes, all the nine digits are different! How many other similar no.s can u think of???

2006-06-09 20:26:15 · 6 answers · asked by cool... 1

2006-06-09 20:26:14 · 8 answers · asked by tinesh92 1

Can u name the biggest no. that can be written with four 1s???

2006-06-09 20:07:48 · 12 answers · asked by sqeaky squirrel 3

tell me if u know where can i find the guide books for maths physics chemistry .

tanx
to,m

2006-06-09 19:54:25 · 1 answers · asked by remo 2

when do u say that second order partial derivative is continuous

2006-06-09 19:43:53 · 8 answers · asked by Anonymous

2006-06-09 19:30:49 · 3 answers · asked by thepaxilman 2

2006-06-09 18:59:13 · 5 answers · asked by vish 2

2006-06-09 18:41:26 · 8 answers · asked by magnet man 2

2006-06-09 18:40:10 · 4 answers · asked by IImeII 1

can someone explain to me how .999... on to infinity is equal to 1? is it even?

2006-06-09 17:25:09 · 11 answers · asked by FireAnt 1

2006-06-09 17:21:22 · 6 answers · asked by Jimbo 5

what

2006-06-09 16:33:02 · 5 answers · asked by Andrea L 1

everyday life

2006-06-09 16:31:24 · 4 answers · asked by Andrea L 1

2006-06-09 16:30:35 · 12 answers · asked by Andrew L 1

2006-06-09 16:25:12 · 3 answers · asked by Andrew L 1

2006-06-09 15:58:43 · 16 answers · asked by COOLGUY 2

30= -4.9t^2 +27t+2.4 {negative four point nine T squared plus twenty seven T plus two point four}
i want to solve for " t "
i know 4 ways to solve for it but i don't know the easiest and faster one
using : quadratic formula, partial factoring, completing the square, using algebra

any help would be appreciated!!

2006-06-09 15:39:41 · 8 answers · asked by Anonymous

I know it is a random question but i am really bad at math!

2006-06-09 14:54:21 · 9 answers · asked by Anonymous

2006-06-09 14:47:16 · 13 answers · asked by geckosgirl 2

4x+3y=neg.1
x-2y=30

2006-06-09 14:10:17 · 7 answers · asked by lovinmymatt 2

a. (3,1)
b. (1,-3)
c. (-1,-2)
d. (3,-1)

back up your answer por favor

2006-06-09 14:07:29 · 4 answers · asked by michchristine 2

a. line
b. point
c. 30 degrees rotational
d. 120 degrees rotational

back up your answer por favor

2006-06-09 13:56:20 · 6 answers · asked by michchristine 2

I cannot find any.

2006-06-09 13:52:23 · 2 answers · asked by Grant H 2

x+6y=13
2x+y=15

2006-06-09 13:50:06 · 3 answers · asked by lovinmymatt 2