I will give brainiest

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?