If a is a real number, which property is shown by a = a?

Diana is painting statues she has 7/8 of a liter of paint each statue requires 1/20 of a liter of paint how many statues can she paint?

Deshawn uses 3/4 of a box of rice to cook dinner the portion he uses weighs 12 ounces right and solve an equation to find the weight of the full box of rice

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.