algebra: A waiter's salary consists of his salary and tips.

[diksha]

A waiter's salary consists of his salary and tips. During one week his tips were 5/4 of his salary. What fraction of his income came from tips ?

A. 4/9 B. 5/4 C. 5/8 D. 5/9

could you please give me the solution of this question...?

 

[Deleted member 4993]

A waiter's salary consists of his salary and tips. During one week his tips were 5/4 of his salary. What fraction of his income came from tips ?

A. 4/9 B. 5/4 C. 5/8 D. 5/9

could you please give me the solution of this question...? ..... No ....

Diksha - you posted many problems here without showing a line of original work. It is time for you to show what you know.

What are your thoughts?

Please share your work with us ...even if you know it is wrong

If you are stuck at the beginning tell us and we'll start with the definitions.

You need to read the rules of this forum. Please read the post titled "Read before Posting" at the following URL:

http://www.freemathhelp.com/forum/th...Before-Posting

 

[diksha]

this is the emergency please help me

 

[stapel]

\(\displaystyle \mbox{Let }\, \alpha\, \in\, \mathbb{Z}\, \land\, n\, \mbox{ positive integer.}\)

\(\displaystyle \mbox{If }\,\alpha\, \simeq_{prim}\, n\, :\, n\, =\, \Pi_{k=1}^r\, P_n^{lx}\, \mbox{ then}\)

\(\displaystyle \alpha^{-1}\, -\, \alpha^{l(n)-1}\, \mbox{ mod }\,n\)

\(\displaystyle \mbox{with}\)

\(\displaystyle l(n)\, =\, n\, \Pi_{n=1}^{\gamma}\, \left(1\, -\, \dfrac{1}{P_n}\right)

\(\displaystyle \mbox{thus}\)

\(\displaystyle \alpha^{-1}\, \cdot\, \alpha\, \equiv\, 1\, \mbox{ mod }\,n\)\)

\(\displaystyle
Seriously? You can't do the middle-school pre-algebra problem in the initial posting, but you're studying number theory? :shock:\)