Employees at a hardware store are receiving pay raises. Dan’s hourly pay rate is increasing from $12 to $14. Kathy’s hourly pay rate is increasing from $13 to $15. Find the percent increase in Dan’s and Kathy’s hourly pay rate. (round to the nearest tenth) Dan's hourly rate increasedpercent. Kathy's hourly rate increased percent.

54

Step-by-step explanation:

it increased

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b