For quarters we have:

Where,
x: number of quarters
Clearing x we have:

For nickels we have:

Where,
y: number of nickels
Clearing y we have:

Then, the ratio of quarters to nickels is:

Simplifying we have:

Answer:
The ratio of quarters to nickels in a dollar is:

Question:
Solution:
Note that :

where the left hand of the equation represents a trinomial and the right hand of the equation represents a product of two binomials. Then, we can conclude that the correct answer is:
B
Answer:
learning only lang po yan
Step-by-step explanation:
meron ba kayong picture para makatulongan ako sayo
50,000÷100,000=0.5
0.5×25=12.5