I also need help... please

For what value of (y) is 3^3/3^y =1/9

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,