Each person in a group
buys a movie ticket, a
drink, and a popcorn.
How much does the
group pay when there
are 6 people in the
group?
Ticket
$5.25
Drink
$2.00
Popcorn
$4.00
O $
$11.25
O $17.25
$31.50
$67.50
In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?