13. The cost of admission to the Baytown Zoo is $10.50 for each senior citizen, $15.75 for each adult, and 58 25 for each child.
Part A
A family of 2 adults and 1 child plan to spend the day at the Baytown
Zoo. How much does admission for the family cost? Explain how you
found your answer.
Part B
Describe another way you could solve the problem.
Part
What if 2 more tickets for admission are purchased? If the two additional
tickets cost $16.50, determine what type of tickets the family purchases.
Explain how you can determine the answer without calculating.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?