The city zoo collected $100 in one morning. an adult ticket is $5 each, and a child's ticket is $3. how many different combinations of adult and children's tickets would have totaled $100?

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?

If the average of x,y and z is 15 what is their sum

Each side length of the hexagons is 1, what’s the area of abc