Ineed with a problem. sin x = 4/20 what is x?

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee