What is the ratio of quarters to nickels in a dollar

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:

The ratio of quarters to nickels in a dollar is:

the 3rd option is right

step-by-step explanation:

y=sec x is the correct answer

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