You ask 20 random people if their birthday is June. Determine the mean, standard deviation, and variance for this probability distribution. For this problem, assume there are 365 days in a year, and each day is equally likely to be a person’s birthday.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

This is about circle theorems. someone asap : (