Students in Ms. Chu’s science class are building model rockets. Jars of baking soda cost x dollars each, and bottles of vinegar cost y dollars each. The system shown relates the prices of these items. {5x+3y=17x+y=4
A photo of two bottles is shown. The bottle of vinegar is labeled y dollars. The bottle of baking soda is labeled x dollars.
Part A

Graph to estimate the solution of the system.

You can find the constant of proportionality by finding the ratio of

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.