Un joven ahorra $5.00 el primer mes y cada mes $1.00 más de lo que ahorró el anterior. Al cabo de cinco años, ¿Cuánto sumaran sus ahorros?

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Collin did the work to see if 10 is a solution to the equation r/4=2.4

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)