What is the sum of 5/13 + 10/13

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal