Can anyone work me through this and explain how to do this? i'm kinda confused. subject is: "simplify numerical radical expressions involving square roots"
i don't just want the answers, i want understanding how to do this.

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

The quotient of 15 and a number is 1 over 3 written as an equation

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1