Question 1089189
.
a purse contains nickels and quarters. the total value of all coins is, at most $4.55, and there are at least ten nickels. 
which of the following systems correctly describes the possible number of nickels (n) and quarters (q) in the purse?


<pre>
a. n>0 q>0 n+q<4.55. 

b. n>0 q>0 0.05n+0.25<4.55.   
                 
c. n>10 q>0 0.05n+0.25q<4.55.     <<<---===   This and only this.
                
d. n<10 q>0 n+q<4.55.
</pre>