Answer:
D
Step-by-step explanation:
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The new mean age will be greater than 14.2 years because the teacher is older than the previous mean.
Answer:
Fraction: x = 247/21
Decimal: 11.76
Mixed Number: 11 16/21
Step-by-step explanation:
Brainliest Please!!
Answer:
The cost of one adult ticket is $13, and the price of one student ticket is $4.
Step-by-step explanation:
This question can be solved using a system of equations.
I am going to say that:
x is the cost of an adult ticket
y is the cost of a student ticket.
6 adult tickets and 1 student ticket for a total of $82
This means that


The school took in $51 on the second day by selling 3 adult tickets and 3 student tickets.
This means that

Simplifying by 3

Since 





The cost of one adult ticket is $13, and the price of one student ticket is $4.