Answer:
Radius- 9cm
Diameter-18 cm
Step-by-step explanation:
The radius is ALWAYS half of the diameter.
Answer:
the number of red marbles ÷
the number of marbles

Therefore the probability that they both select a red marble is 1/9
Answer:
The price of each hamburger is $5 and the price of each drink is $3.
Step-by-step explanation:
- x --> the price of each hamburger
- y --> the price of each drink
- 8x+4y=52
- 5x+7y=46
- Solve system of equations
- The intersection is (3,5)