If all were children, revenue would be 700*$7 = $4900. Revenue is actually $6400 -4900 = $1500 more than that. Each adult admission that replaces a child's admission adds $10 -7 = $3 to the revenue, so there must have been
$1500/$3 = 500 . . . . adult admissions
There were 200 children at the show.
There were 500 adults at ths show.
Yes it would be a triangular prism
The answer is 7.5 centimeters
Number 3 would be y=4x.
Number 5 would be 9 1/24 for the left side and 133/8 for the right side.