Choose the correct answer to the following addition or subtraction problem (55-3-22)-(3-31-81)​

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?