Answer:
Daniela is 20 ft away from land while Briel is 25 ft away from land. They are 45 ft away from each other.
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation:
Simple probability is a ratio of the number of ways the thing we want to happen can to the total possible outcomes.
(For example, we flip a coin and want heads, but it can land on heads or tails. Our probability of getting heads is 1/2, one way to get heads over the 2 possible outcomes)
So for this problem, there's 20 possible things that CAN happen (3 + 7 + 10) and 10 ways we get what we want (a green marble).
Our probability of getting a green marble is
, which simplifies to 
Im pretty sure there is 145 students
Answer:
x=30
Step-by-step explanation:
x+2x+3x=180
6x=180
x=180/6=30