I'll just take the points thanks XD
Here is the order
- 6 2/3 ,- 1.3 , 29/8 , 7
If you look at the model RM is the same length as PM. PM=10 so RM=10.
A nickel is equal to 5 cents or 0.05 dollars.
A quarter is equal to 25 cents or 0.25 dollars.
Let number of nickels be = n
Let number of quarters be = q
...........(1)
As it is given, there are 3 more nickels than quarters so equation becomes,
................(2)
Plug in the value of 'n' from (2) in (1)

= 


As
we get, 
Hence, there are 12 nickels and 9 quarters.
The answer to this question is 1/6