Answer:10,950=350x+475y
X=trumpet
Y=trombone
Step-by-step explanation:
Answer:
75 (.2)= 15
75-15=60
The small bag cost $60.
Step-by-step explanation:
Answer:
a. 4.33.
Step-by-step explanation:
If there is only one correct answer out of four alternatives, the expected proportion of correct answers is p =0.25
Sample size (n) = 100 questions
The standard deviation of a proportion 'p' is given by:

Applying the given data:

If X is the number of correct responses in 100 guesses, the standard deviation of X is:

The standard deviation of X is 4.33 questions.
It takes at least 12 hours for the newer machine to make 10,000 cans
Answer:
of a single egg or?
Step-by-step explanation: