Abag with 10 marbles is shown below. a marble is chosen from the bag at random. what is the probability that it is grey? write your answer as a fraction in simplest form.

What is a correct first step in solving the inequality-4(3-5x)> -6x+9

Study results indicate that the mean length of time people spend on a bus in a city is between 21.2 min and 24.5 min what is the study margin of the error?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.