Is 4x < 20; x = 2 value is a solution of the ineqaulity

What is the greatest common factor of 6a, 8a^{2}, and 14?

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?