Magoosh GMAT Question of the Day - Data Sufficiency - "Dimes and Quarters"

Mark has fewer than 9 coins. Each coin is either a quarter (worth $0.25) or a dime (worth $0.10). How many dimes does Mark have?

(1) The total value of Mark’s coins is $1.70
(2) Mark has three times as many quarters as he has dimes.

(A) Statement 1 ALONE is sufficient to answer the question, but statement 2 alone is NOT sufficient.
(B) Statement 2 ALONE is sufficient to answer the question, but statement 1 alone is NOT sufficient.
(C) BOTH statements 1 and 2 TOGETHER are sufficient to answer the question, but NEITHER statement ALONE is sufficient.
(D) Each statement ALONE is sufficient to answer the question.
(E) Statement 1 and 2 TOGETHER are NOT sufficient to answer the question.


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