15 December, 01:25
Monica asked her friends to buy a charity raffle ticket for $3. All but 4 of her friends bought a ticket, and she raised $18. How many friends did Monica ask?
15 December, 03:23
$18/$3 = 6
6 = number of friends that bought a ticket.
4 = number of friends who didn't buy a ticket.
end result, 6+4 = 10
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» Monica asked her friends to buy a charity raffle ticket for $3. All but 4 of her friends bought a ticket, and she raised $18. How many friends did Monica ask?