Which situation has a result of 0? A) Tim walks 2.3 miles due east and turns around and walks 2.3 miles due west. How far did Tim walk?
B) Mike is 7 years younger than his brother. In 7 years, what will be the age difference between Mike and his brother?
C) Dion opens a checking account and deposits $24.75. He then withdraws $24.75. How much money is left in the checking account?
D) Art is in a hot -air balloon 230 feet off the ground. The balloon climbs another 230 feet. How high off the ground is the hot-air balloon?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?