SOLUTION: If the ratio of number of chocolate candies to caramel candies purchased is 2:5 and each chocolate candy is $1.00 and each caramel candy is $0.75, which of the following could be t

Question 1092019: If the ratio of number of chocolate candies to caramel candies purchased is 2:5 and each chocolate candy is $1.00 and each caramel candy is $0.75, which of the following could be the total cost of a bag of candies purchased?
A) $15.00
B) $17.25
C) $19.50
D) $27.90
Found 2 solutions by greenestamps, KMST:
Answer by greenestamps(13198) (Show Source): You can put this solution on YOUR website!

If the ratio has to be 2:5, then we can think of buying the candies in "units" consisting of 2 chocolate candies and 5 caramel candies. The cost of one of those units will be

A bit of arithmetic shows that the only answer choice that is a multiple of this "unit price" is $17.25, answer B.
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
Each chocolate candy costs 4 quarters. Each caramel candy costs 3 quarters.
A set of 2 chocolate candies and 5 caramel candies would cost
quarters.

is not an integer number of quarters,
so we can eliminate that answer right away.

is not a multiple of ,
so that is not the answer either.

could be the total cost of a bag of candies with chocolate and caramel candies in a 2:5 ratio.

I would stop checking there , because I expect multiple choice questions to have just one right answer, but we can check the remaining answer choice too.

is not a multiple of ,
so it is not a correct answer.
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