Hailey buys a 10-trip train ticket for $72.50.kimberly buys an unlimited weekly pass for $100 and uses it for 13 trips during the week write the unit cost for each person

Unit rates defined as the rates are expressed as the quantity 1 such as 2 miles per hour or 5 metre per second.

We have to find the unit cost for each person.

Given that Hailey buys a 10-trip train ticket for $72.50

By definition of unit rate:

Substitute the given values we get;

= $7.250.

Also, it is given that Kimberly buys an unlimited weekly pass for $100 and uses it for 13 trips during the week.

By definition of unit rate:

Substitute the given values we get;

= $7.69230769.

thus, the first answer choice, y = sec x, is the correct one

the answer is -1 for this question

step-by-step explanation: