Which relationships are likely to have a positive association? Select all that apply. A. The distance traveled on a trip and the travel time
B. The distance remaining on a trip and the travel time
C. The amount of money spent and the number of shirts bought
D. The height of an eighth- grade student and the time to complete a puzzle
E. The amount of money owed on a computer and the time making payments

Would be great if someone helped :))

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Ineed some on this. not sure how to solve.

Two friends went to get ice cream sundaes. they each chose a flavor of ice cream from a list of vanilla and chocolate and toppings from a list of hot fudge, strawberries, sprinkles, peanuts, and whipped cream. use the sets below describing their choices and find b'. let a = {vanilla, chocolate, hot fudge, strawberries, sprinkles, peanuts, whipped cream} let b = {vanilla, hot fudge, sprinkles, whipped cream} let c = {chocolate, hot fudge, peanuts, whipped cream} {vanilla, hot fudge, sprinkles, whipped cream} {chocolate, strawberries, peanuts} {chocolate, strawberries} {vanilla, strawberries, peanuts}