SOLUTION: Mrs. De Guzman gave her class sandwiches and cupcakes in a ratio of 5:1. If the number of students in her class is between 18 and 30 , how many students received sandwiches if ea

Question 1158653: Mrs. De Guzman gave her class sandwiches and cupcakes in a ratio of 5:1. If the number of students in her class is between 18 and 30
, how many students received sandwiches if each student received either sandwich or cupcake but not both?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
What numbers whose sum is between
18 and 30 are in that exact ratio?

doesn't work
-------------------------------------

this would work
-------------------------------------

this would work
--------------------------------------

doesn't work
--------------------------------------
There are 3 possible answers
(1)
25 sandwiches
5 cupcakes
If there are 30 students
(2)
20 sandwiches
4 cupcakes
If there are 24 students
(3)
15 sandwiches
3 cupcakes
If there are 18 students
--------------------------------------
Any other number of students will
not make the exact 5:1 ratio possible

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