Answer :
So its 2$ per guest since
20$/10 guests
2$/1 guest
and if she has 48$ its
48$/24 guests
So she can have 24 guests max if she spends 48$
20$/10 guests
2$/1 guest
and if she has 48$ its
48$/24 guests
So she can have 24 guests max if she spends 48$